408052506860

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{16682441}}^1$

素因数の和:16683673

約数の個数: 24

約数和(自身を含む): 857610978336

約数和(自身を除く): 449558471476

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 6115, 12230, 24460, 16682441, 33364882, 66729764, 83412205, 166824410, 333648820, 20402625343, 40805250686, 81610501372, 102013126715, 204026253430, 408052506860]

約数ペア:

[(1, 408052506860), (2, 204026253430), (4, 102013126715), (5, 81610501372), (10, 40805250686), (20, 20402625343), (1223, 333648820), (2446, 166824410), (4892, 83412205), (6115, 66729764), (12230, 33364882), (24460, 16682441)]