8020790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 15434496

約数和(自身を除く): 7413706

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 811, 989, 1622, 1978, 4055, 4945, 8110, 9890, 18653, 34873, 37306, 69746, 93265, 174365, 186530, 348730, 802079, 1604158, 4010395, 8020790]

約数ペア:

[(1, 8020790), (2, 4010395), (5, 1604158), (10, 802079), (23, 348730), (43, 186530), (46, 174365), (86, 93265), (115, 69746), (215, 37306), (230, 34873), (430, 18653), (811, 9890), (989, 8110), (1622, 4945), (1978, 4055)]