38410240

素因数分解:

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

素因数の和:80

約数の個数: 144

約数和(自身を含む): 104569920

約数和(自身を除く): 66159680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 128, 155, 160, 176, 220, 242, 248, 256, 310, 320, 341, 352, 440, 484, 496, 512, 605, 620, 640, 682, 704, 880, 968, 992, 1024, 1210, 1240, 1280, 1364, 1408, 1705, 1760, 1936, 1984, 2048, 2420, 2480, 2560, 2728, 2816, 3410, 3520, 3751, 3872, 3968, 4840, 4960, 5120, 5456, 5632, 6820, 7040, 7502, 7744, 7936, 9680, 9920, 10240, 10912, 11264, 13640, 14080, 15004, 15488, 15872, 18755, 19360, 19840, 21824, 22528, 27280, 28160, 30008, 30976, 31744, 37510, 38720, 39680, 43648, 54560, 56320, 60016, 61952, 63488, 75020, 77440, 79360, 87296, 109120, 112640, 120032, 123904, 150040, 154880, 158720, 174592, 218240, 240064, 247808, 300080, 309760, 317440, 349184, 436480, 480128, 600160, 619520, 698368, 872960, 960256, 1200320, 1239040, 1745920, 1920512, 2400640, 3491840, 3841024, 4801280, 7682048, 9602560, 19205120, 38410240]

約数ペア:

[(1, 38410240), (2, 19205120), (4, 9602560), (5, 7682048), (8, 4801280), (10, 3841024), (11, 3491840), (16, 2400640), (20, 1920512), (22, 1745920), (31, 1239040), (32, 1200320), (40, 960256), (44, 872960), (55, 698368), (62, 619520), (64, 600160), (80, 480128), (88, 436480), (110, 349184), (121, 317440), (124, 309760), (128, 300080), (155, 247808), (160, 240064), (176, 218240), (220, 174592), (242, 158720), (248, 154880), (256, 150040), (310, 123904), (320, 120032), (341, 112640), (352, 109120), (440, 87296), (484, 79360), (496, 77440), (512, 75020), (605, 63488), (620, 61952), (640, 60016), (682, 56320), (704, 54560), (880, 43648), (968, 39680), (992, 38720), (1024, 37510), (1210, 31744), (1240, 30976), (1280, 30008), (1364, 28160), (1408, 27280), (1705, 22528), (1760, 21824), (1936, 19840), (1984, 19360), (2048, 18755), (2420, 15872), (2480, 15488), (2560, 15004), (2728, 14080), (2816, 13640), (3410, 11264), (3520, 10912), (3751, 10240), (3872, 9920), (3968, 9680), (4840, 7936), (4960, 7744), (5120, 7502), (5456, 7040), (5632, 6820)]