12942840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107857}}^1$

素因数の和:107871

約数の個数: 32

約数和(自身を含む): 38828880

約数和(自身を除く): 25886040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 107857, 215714, 323571, 431428, 539285, 647142, 862856, 1078570, 1294284, 1617855, 2157140, 2588568, 3235710, 4314280, 6471420, 12942840]

約数ペア:

[(1, 12942840), (2, 6471420), (3, 4314280), (4, 3235710), (5, 2588568), (6, 2157140), (8, 1617855), (10, 1294284), (12, 1078570), (15, 862856), (20, 647142), (24, 539285), (30, 431428), (40, 323571), (60, 215714), (120, 107857)]