2021283620

素因数分解:

$2^2\times 5^1\times {\mathrm{4643}}^1\times {\mathrm{21767}}^1$

素因数の和:26419

約数の個数: 24

約数和(自身を含む): 4245804864

約数和(自身を除く): 2224521244

約数列:

[1, 2, 4, 5, 10, 20, 4643, 9286, 18572, 21767, 23215, 43534, 46430, 87068, 92860, 108835, 217670, 435340, 101064181, 202128362, 404256724, 505320905, 1010641810, 2021283620]

約数ペア:

[(1, 2021283620), (2, 1010641810), (4, 505320905), (5, 404256724), (10, 202128362), (20, 101064181), (4643, 435340), (9286, 217670), (18572, 108835), (21767, 92860), (23215, 87068), (43534, 46430)]