86508380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617917}}^1$

素因数の和:617933

約数の個数: 24

約数和(自身を含む): 207620448

約数和(自身を除く): 121112068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617917, 1235834, 2471668, 3089585, 4325419, 6179170, 8650838, 12358340, 17301676, 21627095, 43254190, 86508380]

約数ペア:

[(1, 86508380), (2, 43254190), (4, 21627095), (5, 17301676), (7, 12358340), (10, 8650838), (14, 6179170), (20, 4325419), (28, 3089585), (35, 2471668), (70, 1235834), (140, 617917)]