1330377680

素因数分解:

$2^4\times 5^1\times {\mathrm{16629721}}^1$

素因数の和:16629734

約数の個数: 20

約数和(自身を含む): 3093128292

約数和(自身を除く): 1762750612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16629721, 33259442, 66518884, 83148605, 133037768, 166297210, 266075536, 332594420, 665188840, 1330377680]

約数ペア:

[(1, 1330377680), (2, 665188840), (4, 332594420), (5, 266075536), (8, 166297210), (10, 133037768), (16, 83148605), (20, 66518884), (40, 33259442), (80, 16629721)]