628628560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1122551}}^1$

素因数の和:1122571

約数の個数: 40

約数和(自身を含む): 1670357376

約数和(自身を除く): 1041728816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1122551, 2245102, 4490204, 5612755, 7857857, 8980408, 11225510, 15715714, 17960816, 22451020, 31431428, 39289285, 44902040, 62862856, 78578570, 89804080, 125725712, 157157140, 314314280, 628628560]

約数ペア:

[(1, 628628560), (2, 314314280), (4, 157157140), (5, 125725712), (7, 89804080), (8, 78578570), (10, 62862856), (14, 44902040), (16, 39289285), (20, 31431428), (28, 22451020), (35, 17960816), (40, 15715714), (56, 11225510), (70, 8980408), (80, 7857857), (112, 5612755), (140, 4490204), (280, 2245102), (560, 1122551)]