397935430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{7561}}^1$

素因数の和:7864

約数の個数: 32

約数和(自身を含む): 756804960

約数和(自身を除く): 358869530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 277, 554, 1385, 2770, 5263, 7561, 10526, 15122, 26315, 37805, 52630, 75610, 143659, 287318, 718295, 1436590, 2094397, 4188794, 10471985, 20943970, 39793543, 79587086, 198967715, 397935430]

約数ペア:

[(1, 397935430), (2, 198967715), (5, 79587086), (10, 39793543), (19, 20943970), (38, 10471985), (95, 4188794), (190, 2094397), (277, 1436590), (554, 718295), (1385, 287318), (2770, 143659), (5263, 75610), (7561, 52630), (10526, 37805), (15122, 26315)]