149040620

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{19457}}^1$

素因数の和:19849

約数の個数: 24

約数和(自身を含む): 313818624

約数和(自身を除く): 164778004

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 19457, 38914, 77828, 97285, 194570, 389140, 7452031, 14904062, 29808124, 37260155, 74520310, 149040620]

約数ペア:

[(1, 149040620), (2, 74520310), (4, 37260155), (5, 29808124), (10, 14904062), (20, 7452031), (383, 389140), (766, 194570), (1532, 97285), (1915, 77828), (3830, 38914), (7660, 19457)]