7240730

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{2111}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 15206400

約数和(自身を除く): 7965670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2111, 3430, 4222, 10555, 14777, 21110, 29554, 73885, 103439, 147770, 206878, 517195, 724073, 1034390, 1448146, 3620365, 7240730]

約数ペア:

[(1, 7240730), (2, 3620365), (5, 1448146), (7, 1034390), (10, 724073), (14, 517195), (35, 206878), (49, 147770), (70, 103439), (98, 73885), (245, 29554), (343, 21110), (490, 14777), (686, 10555), (1715, 4222), (2111, 3430)]