19941898240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5711}}^1$

素因数の和:5780

約数の個数: 192

約数和(自身を含む): 53892034560

約数和(自身を除く): 33950136320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 512, 620, 640, 682, 704, 880, 992, 1024, 1240, 1280, 1364, 1408, 1705, 1760, 1984, 2048, 2480, 2560, 2728, 2816, 3410, 3520, 3968, 4960, 5120, 5456, 5632, 5711, 6820, 7040, 7936, 9920, 10240, 10912, 11264, 11422, 13640, 14080, 15872, 19840, 21824, 22528, 22844, 27280, 28160, 28555, 31744, 39680, 43648, 45688, 54560, 56320, 57110, 62821, 63488, 79360, 87296, 91376, 109120, 112640, 114220, 125642, 158720, 174592, 177041, 182752, 218240, 228440, 251284, 314105, 317440, 349184, 354082, 365504, 436480, 456880, 502568, 628210, 698368, 708164, 731008, 872960, 885205, 913760, 1005136, 1256420, 1416328, 1462016, 1745920, 1770410, 1827520, 1947451, 2010272, 2512840, 2832656, 2924032, 3491840, 3540820, 3655040, 3894902, 4020544, 5025680, 5665312, 5848064, 7081640, 7310080, 7789804, 8041088, 9737255, 10051360, 11330624, 11696128, 14163280, 14620160, 15579608, 16082176, 19474510, 20102720, 22661248, 28326560, 29240320, 31159216, 32164352, 38949020, 40205440, 45322496, 56653120, 58480640, 62318432, 64328704, 77898040, 80410880, 90644992, 113306240, 124636864, 128657408, 155796080, 160821760, 181289984, 226612480, 249273728, 311592160, 321643520, 362579968, 453224960, 498547456, 623184320, 643287040, 906449920, 997094912, 1246368640, 1812899840, 1994189824, 2492737280, 3988379648, 4985474560, 9970949120, 19941898240]

約数ペア:

[(1, 19941898240), (2, 9970949120), (4, 4985474560), (5, 3988379648), (8, 2492737280), (10, 1994189824), (11, 1812899840), (16, 1246368640), (20, 997094912), (22, 906449920), (31, 643287040), (32, 623184320), (40, 498547456), (44, 453224960), (55, 362579968), (62, 321643520), (64, 311592160), (80, 249273728), (88, 226612480), (110, 181289984), (124, 160821760), (128, 155796080), (155, 128657408), (160, 124636864), (176, 113306240), (220, 90644992), (248, 80410880), (256, 77898040), (310, 64328704), (320, 62318432), (341, 58480640), (352, 56653120), (440, 45322496), (496, 40205440), (512, 38949020), (620, 32164352), (640, 31159216), (682, 29240320), (704, 28326560), (880, 22661248), (992, 20102720), (1024, 19474510), (1240, 16082176), (1280, 15579608), (1364, 14620160), (1408, 14163280), (1705, 11696128), (1760, 11330624), (1984, 10051360), (2048, 9737255), (2480, 8041088), (2560, 7789804), (2728, 7310080), (2816, 7081640), (3410, 5848064), (3520, 5665312), (3968, 5025680), (4960, 4020544), (5120, 3894902), (5456, 3655040), (5632, 3540820), (5711, 3491840), (6820, 2924032), (7040, 2832656), (7936, 2512840), (9920, 2010272), (10240, 1947451), (10912, 1827520), (11264, 1770410), (11422, 1745920), (13640, 1462016), (14080, 1416328), (15872, 1256420), (19840, 1005136), (21824, 913760), (22528, 885205), (22844, 872960), (27280, 731008), (28160, 708164), (28555, 698368), (31744, 628210), (39680, 502568), (43648, 456880), (45688, 436480), (54560, 365504), (56320, 354082), (57110, 349184), (62821, 317440), (63488, 314105), (79360, 251284), (87296, 228440), (91376, 218240), (109120, 182752), (112640, 177041), (114220, 174592), (125642, 158720)]