2022921050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{911}}^1$

素因数の和:1511

約数の個数: 48

約数和(自身を含む): 3816720000

約数和(自身を除く): 1793798950

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 499, 890, 911, 998, 1822, 2225, 2495, 4450, 4555, 4990, 9110, 12475, 22775, 24950, 44411, 45550, 81079, 88822, 162158, 222055, 405395, 444110, 454589, 810790, 909178, 1110275, 2026975, 2220550, 2272945, 4053950, 4545890, 11364725, 22729450, 40458421, 80916842, 202292105, 404584210, 1011460525, 2022921050]

約数ペア:

[(1, 2022921050), (2, 1011460525), (5, 404584210), (10, 202292105), (25, 80916842), (50, 40458421), (89, 22729450), (178, 11364725), (445, 4545890), (499, 4053950), (890, 2272945), (911, 2220550), (998, 2026975), (1822, 1110275), (2225, 909178), (2495, 810790), (4450, 454589), (4555, 444110), (4990, 405395), (9110, 222055), (12475, 162158), (22775, 88822), (24950, 81079), (44411, 45550)]