40427260

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12401}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 85424976

約数和(自身を除く): 44997716

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 12401, 24802, 49604, 62005, 124010, 248020, 2021363, 4042726, 8085452, 10106815, 20213630, 40427260]

約数ペア:

[(1, 40427260), (2, 20213630), (4, 10106815), (5, 8085452), (10, 4042726), (20, 2021363), (163, 248020), (326, 124010), (652, 62005), (815, 49604), (1630, 24802), (3260, 12401)]