12187340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 28836864

約数和(自身を除く): 16649524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1787, 3410, 3574, 6820, 7148, 8935, 17870, 19657, 35740, 39314, 55397, 78628, 98285, 110794, 196570, 221588, 276985, 393140, 553970, 609367, 1107940, 1218734, 2437468, 3046835, 6093670, 12187340]

約数ペア:

[(1, 12187340), (2, 6093670), (4, 3046835), (5, 2437468), (10, 1218734), (11, 1107940), (20, 609367), (22, 553970), (31, 393140), (44, 276985), (55, 221588), (62, 196570), (110, 110794), (124, 98285), (155, 78628), (220, 55397), (310, 39314), (341, 35740), (620, 19657), (682, 17870), (1364, 8935), (1705, 7148), (1787, 6820), (3410, 3574)]