23221640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44657}}^1$

素因数の和:44681

約数の個数: 32

約数和(自身を含む): 56269080

約数和(自身を除く): 33047440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 44657, 89314, 178628, 223285, 357256, 446570, 580541, 893140, 1161082, 1786280, 2322164, 2902705, 4644328, 5805410, 11610820, 23221640]

約数ペア:

[(1, 23221640), (2, 11610820), (4, 5805410), (5, 4644328), (8, 2902705), (10, 2322164), (13, 1786280), (20, 1161082), (26, 893140), (40, 580541), (52, 446570), (65, 357256), (104, 223285), (130, 178628), (260, 89314), (520, 44657)]