12941820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71899}}^1$

素因数の和:71914

約数の個数: 36

約数和(自身を含む): 39257400

約数和(自身を除く): 26315580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71899, 143798, 215697, 287596, 359495, 431394, 647091, 718990, 862788, 1078485, 1294182, 1437980, 2156970, 2588364, 3235455, 4313940, 6470910, 12941820]

約数ペア:

[(1, 12941820), (2, 6470910), (3, 4313940), (4, 3235455), (5, 2588364), (6, 2156970), (9, 1437980), (10, 1294182), (12, 1078485), (15, 862788), (18, 718990), (20, 647091), (30, 431394), (36, 359495), (45, 287596), (60, 215697), (90, 143798), (180, 71899)]