7643740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29399}}^1$

素因数の和:29421

約数の個数: 24

約数和(自身を含む): 17287200

約数和(自身を除く): 9643460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 29399, 58798, 117596, 146995, 293990, 382187, 587980, 764374, 1528748, 1910935, 3821870, 7643740]

約数ペア:

[(1, 7643740), (2, 3821870), (4, 1910935), (5, 1528748), (10, 764374), (13, 587980), (20, 382187), (26, 293990), (52, 146995), (65, 117596), (130, 58798), (260, 29399)]