56154280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15427}}^1$

素因数の和:15458

約数の個数: 64

約数和(自身を含む): 155514240

約数和(自身を除く): 99359960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15427, 30854, 61708, 77135, 107989, 123416, 154270, 200551, 215978, 308540, 401102, 431956, 539945, 617080, 802204, 863912, 1002755, 1079890, 1403857, 1604408, 2005510, 2159780, 2807714, 4011020, 4319560, 5615428, 7019285, 8022040, 11230856, 14038570, 28077140, 56154280]

約数ペア:

[(1, 56154280), (2, 28077140), (4, 14038570), (5, 11230856), (7, 8022040), (8, 7019285), (10, 5615428), (13, 4319560), (14, 4011020), (20, 2807714), (26, 2159780), (28, 2005510), (35, 1604408), (40, 1403857), (52, 1079890), (56, 1002755), (65, 863912), (70, 802204), (91, 617080), (104, 539945), (130, 431956), (140, 401102), (182, 308540), (260, 215978), (280, 200551), (364, 154270), (455, 123416), (520, 107989), (728, 77135), (910, 61708), (1820, 30854), (3640, 15427)]