2021819920

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{89303}}^1$

素因数の和:89599

約数の個数: 40

約数和(自身を含む): 4717394496

約数和(自身を除く): 2695574576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 11320, 22640, 89303, 178606, 357212, 446515, 714424, 893030, 1428848, 1786060, 3572120, 7144240, 25272749, 50545498, 101090996, 126363745, 202181992, 252727490, 404363984, 505454980, 1010909960, 2021819920]

約数ペア:

[(1, 2021819920), (2, 1010909960), (4, 505454980), (5, 404363984), (8, 252727490), (10, 202181992), (16, 126363745), (20, 101090996), (40, 50545498), (80, 25272749), (283, 7144240), (566, 3572120), (1132, 1786060), (1415, 1428848), (2264, 893030), (2830, 714424), (4528, 446515), (5660, 357212), (11320, 178606), (22640, 89303)]