85849820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613213}}^1$

素因数の和:613229

約数の個数: 24

約数和(自身を含む): 206039904

約数和(自身を除く): 120190084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613213, 1226426, 2452852, 3066065, 4292491, 6132130, 8584982, 12264260, 17169964, 21462455, 42924910, 85849820]

約数ペア:

[(1, 85849820), (2, 42924910), (4, 21462455), (5, 17169964), (7, 12264260), (10, 8584982), (14, 6132130), (20, 4292491), (28, 3066065), (35, 2452852), (70, 1226426), (140, 613213)]