12619840

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 56

約数和(自身を含む): 30403800

約数和(自身を除く): 17783960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 349, 452, 565, 698, 904, 1130, 1396, 1745, 1808, 2260, 2792, 3490, 3616, 4520, 5584, 6980, 7232, 9040, 11168, 13960, 18080, 22336, 27920, 36160, 39437, 55840, 78874, 111680, 157748, 197185, 315496, 394370, 630992, 788740, 1261984, 1577480, 2523968, 3154960, 6309920, 12619840]

約数ペア:

[(1, 12619840), (2, 6309920), (4, 3154960), (5, 2523968), (8, 1577480), (10, 1261984), (16, 788740), (20, 630992), (32, 394370), (40, 315496), (64, 197185), (80, 157748), (113, 111680), (160, 78874), (226, 55840), (320, 39437), (349, 36160), (452, 27920), (565, 22336), (698, 18080), (904, 13960), (1130, 11168), (1396, 9040), (1745, 7232), (1808, 6980), (2260, 5584), (2792, 4520), (3490, 3616)]