2900440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1229}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 6642000

約数和(自身を除く): 3741560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 1229, 2360, 2458, 4916, 6145, 9832, 12290, 24580, 49160, 72511, 145022, 290044, 362555, 580088, 725110, 1450220, 2900440]

約数ペア:

[(1, 2900440), (2, 1450220), (4, 725110), (5, 580088), (8, 362555), (10, 290044), (20, 145022), (40, 72511), (59, 49160), (118, 24580), (236, 12290), (295, 9832), (472, 6145), (590, 4916), (1180, 2458), (1229, 2360)]