23312680

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1187}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 52604640

約数和(自身を除く): 29291960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1187, 1964, 2374, 2455, 3928, 4748, 4910, 5935, 9496, 9820, 11870, 19640, 23740, 47480, 582817, 1165634, 2331268, 2914085, 4662536, 5828170, 11656340, 23312680]

約数ペア:

[(1, 23312680), (2, 11656340), (4, 5828170), (5, 4662536), (8, 2914085), (10, 2331268), (20, 1165634), (40, 582817), (491, 47480), (982, 23740), (1187, 19640), (1964, 11870), (2374, 9820), (2455, 9496), (3928, 5935), (4748, 4910)]