88897480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317491}}^1$

素因数の和:317509

約数の個数: 32

約数和(自身を含む): 228594240

約数和(自身を除く): 139696760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317491, 634982, 1269964, 1587455, 2222437, 2539928, 3174910, 4444874, 6349820, 8889748, 11112185, 12699640, 17779496, 22224370, 44448740, 88897480]

約数ペア:

[(1, 88897480), (2, 44448740), (4, 22224370), (5, 17779496), (7, 12699640), (8, 11112185), (10, 8889748), (14, 6349820), (20, 4444874), (28, 3174910), (35, 2539928), (40, 2222437), (56, 1587455), (70, 1269964), (140, 634982), (280, 317491)]