56256920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34303}}^1$

素因数の和:34355

約数の個数: 32

約数和(自身を含む): 129669120

約数和(自身を除く): 73412200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 34303, 68606, 137212, 171515, 274424, 343030, 686060, 1372120, 1406423, 2812846, 5625692, 7032115, 11251384, 14064230, 28128460, 56256920]

約数ペア:

[(1, 56256920), (2, 28128460), (4, 14064230), (5, 11251384), (8, 7032115), (10, 5625692), (20, 2812846), (40, 1406423), (41, 1372120), (82, 686060), (164, 343030), (205, 274424), (328, 171515), (410, 137212), (820, 68606), (1640, 34303)]