20214840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168457}}^1$

素因数の和:168471

約数の個数: 32

約数和(自身を含む): 60644880

約数和(自身を除く): 40430040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168457, 336914, 505371, 673828, 842285, 1010742, 1347656, 1684570, 2021484, 2526855, 3369140, 4042968, 5053710, 6738280, 10107420, 20214840]

約数ペア:

[(1, 20214840), (2, 10107420), (3, 6738280), (4, 5053710), (5, 4042968), (6, 3369140), (8, 2526855), (10, 2021484), (12, 1684570), (15, 1347656), (20, 1010742), (24, 842285), (30, 673828), (40, 505371), (60, 336914), (120, 168457)]