1330480

素因数分解:

$2^4\times 5^1\times {\mathrm{16631}}^1$

素因数の和:16644

約数の個数: 20

約数和(自身を含む): 3093552

約数和(自身を除く): 1763072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16631, 33262, 66524, 83155, 133048, 166310, 266096, 332620, 665240, 1330480]

約数ペア:

[(1, 1330480), (2, 665240), (4, 332620), (5, 266096), (8, 166310), (10, 133048), (16, 83155), (20, 66524), (40, 33262), (80, 16631)]