210320620

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{27457}}^1$

素因数の和:27849

約数の個数: 24

約数和(自身を含む): 442842624

約数和(自身を除く): 232522004

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 27457, 54914, 109828, 137285, 274570, 549140, 10516031, 21032062, 42064124, 52580155, 105160310, 210320620]

約数ペア:

[(1, 210320620), (2, 105160310), (4, 52580155), (5, 42064124), (10, 21032062), (20, 10516031), (383, 549140), (766, 274570), (1532, 137285), (1915, 109828), (3830, 54914), (7660, 27457)]