42193220

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{5261}}^1$

素因数の和:5671

約数の個数: 24

約数和(自身を含む): 88843608

約数和(自身を除く): 46650388

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 5261, 8020, 10522, 21044, 26305, 52610, 105220, 2109661, 4219322, 8438644, 10548305, 21096610, 42193220]

約数ペア:

[(1, 42193220), (2, 21096610), (4, 10548305), (5, 8438644), (10, 4219322), (20, 2109661), (401, 105220), (802, 52610), (1604, 26305), (2005, 21044), (4010, 10522), (5261, 8020)]