4280540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19457}}^1$

素因数の和:19477

約数の個数: 24

約数和(自身を含む): 9806832

約数和(自身を除く): 5526292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19457, 38914, 77828, 97285, 194570, 214027, 389140, 428054, 856108, 1070135, 2140270, 4280540]

約数ペア:

[(1, 4280540), (2, 2140270), (4, 1070135), (5, 856108), (10, 428054), (11, 389140), (20, 214027), (22, 194570), (44, 97285), (55, 77828), (110, 38914), (220, 19457)]