245086540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{422563}}^1$

素因数の和:422601

約数の個数: 24

約数和(自身を含む): 532430640

約数和(自身を除く): 287344100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 422563, 845126, 1690252, 2112815, 4225630, 8451260, 12254327, 24508654, 49017308, 61271635, 122543270, 245086540]

約数ペア:

[(1, 245086540), (2, 122543270), (4, 61271635), (5, 49017308), (10, 24508654), (20, 12254327), (29, 8451260), (58, 4225630), (116, 2112815), (145, 1690252), (290, 845126), (580, 422563)]