440295472

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{252463}}^1$

素因数の和:252580

約数の個数: 20

約数和(自身を含む): 860902240

約数和(自身を除く): 420606768

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 252463, 504926, 1009852, 2019704, 4039408, 27518467, 55036934, 110073868, 220147736, 440295472]

約数ペア:

[(1, 440295472), (2, 220147736), (4, 110073868), (8, 55036934), (16, 27518467), (109, 4039408), (218, 2019704), (436, 1009852), (872, 504926), (1744, 252463)]