20165142840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168042857}}^1$

素因数の和:168042871

約数の個数: 32

約数和(自身を含む): 60495428880

約数和(自身を除く): 40330286040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168042857, 336085714, 504128571, 672171428, 840214285, 1008257142, 1344342856, 1680428570, 2016514284, 2520642855, 3360857140, 4033028568, 5041285710, 6721714280, 10082571420, 20165142840]

約数ペア:

[(1, 20165142840), (2, 10082571420), (3, 6721714280), (4, 5041285710), (5, 4033028568), (6, 3360857140), (8, 2520642855), (10, 2016514284), (12, 1680428570), (15, 1344342856), (20, 1008257142), (24, 840214285), (30, 672171428), (40, 504128571), (60, 336085714), (120, 168042857)]