18291289240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{58171}}^1$

素因数の和:59312

約数の個数: 64

約数和(自身を含む): 47077436160

約数和(自身を除く): 28786146920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1123, 2246, 4492, 5615, 7861, 8984, 11230, 15722, 22460, 31444, 39305, 44920, 58171, 62888, 78610, 116342, 157220, 232684, 290855, 314440, 407197, 465368, 581710, 814394, 1163420, 1628788, 2035985, 2326840, 3257576, 4071970, 8143940, 16287880, 65326033, 130652066, 261304132, 326630165, 457282231, 522608264, 653260330, 914564462, 1306520660, 1829128924, 2286411155, 2613041320, 3658257848, 4572822310, 9145644620, 18291289240]

約数ペア:

[(1, 18291289240), (2, 9145644620), (4, 4572822310), (5, 3658257848), (7, 2613041320), (8, 2286411155), (10, 1829128924), (14, 1306520660), (20, 914564462), (28, 653260330), (35, 522608264), (40, 457282231), (56, 326630165), (70, 261304132), (140, 130652066), (280, 65326033), (1123, 16287880), (2246, 8143940), (4492, 4071970), (5615, 3257576), (7861, 2326840), (8984, 2035985), (11230, 1628788), (15722, 1163420), (22460, 814394), (31444, 581710), (39305, 465368), (44920, 407197), (58171, 314440), (62888, 290855), (78610, 232684), (116342, 157220)]