1490307730

素因数分解:

$2^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{261917}}^1$

素因数の和:262493

約数の個数: 16

約数和(自身を含む): 2687278680

約数和(自身を除く): 1196970950

約数列:

[1, 2, 5, 10, 569, 1138, 2845, 5690, 261917, 523834, 1309585, 2619170, 149030773, 298061546, 745153865, 1490307730]

約数ペア:

[(1, 1490307730), (2, 745153865), (5, 298061546), (10, 149030773), (569, 2619170), (1138, 1309585), (2845, 523834), (5690, 261917)]