19205120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 132

約数和(自身を含む): 52272192

約数和(自身を除く): 33067072

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, 2420, 2480, 2560, 2728, 2816, 3410, 3520, 3751, 3872, 3968, 4840, 4960, 5120, 5456, 5632, 6820, 7040, 7502, 7744, 7936, 9680, 9920, 10912, 11264, 13640, 14080, 15004, 15488, 15872, 18755, 19360, 19840, 21824, 27280, 28160, 30008, 30976, 31744, 37510, 38720, 39680, 43648, 54560, 56320, 60016, 61952, 75020, 77440, 79360, 87296, 109120, 120032, 123904, 150040, 154880, 158720, 174592, 218240, 240064, 300080, 309760, 349184, 436480, 480128, 600160, 619520, 872960, 960256, 1200320, 1745920, 1920512, 2400640, 3841024, 4801280, 9602560, 19205120]

約数ペア:

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