28620370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 53317440

約数和(自身を除く): 24697070

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 659, 1010, 1318, 3295, 4343, 6590, 8686, 21715, 28337, 43430, 56674, 66559, 133118, 141685, 283370, 332795, 665590, 2862037, 5724074, 14310185, 28620370]

約数ペア:

[(1, 28620370), (2, 14310185), (5, 5724074), (10, 2862037), (43, 665590), (86, 332795), (101, 283370), (202, 141685), (215, 133118), (430, 66559), (505, 56674), (659, 43430), (1010, 28337), (1318, 21715), (3295, 8686), (4343, 6590)]