18342840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{152857}}^1$

素因数の和:152871

約数の個数: 32

約数和(自身を含む): 55028880

約数和(自身を除く): 36686040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 152857, 305714, 458571, 611428, 764285, 917142, 1222856, 1528570, 1834284, 2292855, 3057140, 3668568, 4585710, 6114280, 9171420, 18342840]

約数ペア:

[(1, 18342840), (2, 9171420), (3, 6114280), (4, 4585710), (5, 3668568), (6, 3057140), (8, 2292855), (10, 1834284), (12, 1528570), (15, 1222856), (20, 917142), (24, 764285), (30, 611428), (40, 458571), (60, 305714), (120, 152857)]