630992

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:470

約数の個数: 20

約数和(自身を含む): 1236900

約数和(自身を除く): 605908

約数列:

[1, 2, 4, 8, 16, 113, 226, 349, 452, 698, 904, 1396, 1808, 2792, 5584, 39437, 78874, 157748, 315496, 630992]

約数ペア:

[(1, 630992), (2, 315496), (4, 157748), (8, 78874), (16, 39437), (113, 5584), (226, 2792), (349, 1808), (452, 1396), (698, 904)]