220100540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1000457}}^1$

素因数の和:1000477

約数の個数: 24

約数和(自身を含む): 504230832

約数和(自身を除く): 284130292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1000457, 2000914, 4001828, 5002285, 10004570, 11005027, 20009140, 22010054, 44020108, 55025135, 110050270, 220100540]

約数ペア:

[(1, 220100540), (2, 110050270), (4, 55025135), (5, 44020108), (10, 22010054), (11, 20009140), (20, 11005027), (22, 10004570), (44, 5002285), (55, 4001828), (110, 2000914), (220, 1000457)]