1569830120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643373}}^1$

素因数の和:643445

約数の個数: 32

約数和(自身を含む): 3590026920

約数和(自身を除く): 2020196800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 643373, 1286746, 2573492, 3216865, 5146984, 6433730, 12867460, 25734920, 39245753, 78491506, 156983012, 196228765, 313966024, 392457530, 784915060, 1569830120]

約数ペア:

[(1, 1569830120), (2, 784915060), (4, 392457530), (5, 313966024), (8, 196228765), (10, 156983012), (20, 78491506), (40, 39245753), (61, 25734920), (122, 12867460), (244, 6433730), (305, 5146984), (488, 3216865), (610, 2573492), (1220, 1286746), (2440, 643373)]