68894120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{17053}}^1$

素因数の和:17165

約数の個数: 32

約数和(自身を含む): 156555720

約数和(自身を除く): 87661600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 17053, 34106, 68212, 85265, 136424, 170530, 341060, 682120, 1722353, 3444706, 6889412, 8611765, 13778824, 17223530, 34447060, 68894120]

約数ペア:

[(1, 68894120), (2, 34447060), (4, 17223530), (5, 13778824), (8, 8611765), (10, 6889412), (20, 3444706), (40, 1722353), (101, 682120), (202, 341060), (404, 170530), (505, 136424), (808, 85265), (1010, 68212), (2020, 34106), (4040, 17053)]