749142020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3405191}}^1$

素因数の和:3405211

約数の個数: 24

約数和(自身を含む): 1716216768

約数和(自身を除く): 967074748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3405191, 6810382, 13620764, 17025955, 34051910, 37457101, 68103820, 74914202, 149828404, 187285505, 374571010, 749142020]

約数ペア:

[(1, 749142020), (2, 374571010), (4, 187285505), (5, 149828404), (10, 74914202), (11, 68103820), (20, 37457101), (22, 34051910), (44, 17025955), (55, 13620764), (110, 6810382), (220, 3405191)]