245280260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{422897}}^1$

素因数の和:422935

約数の個数: 24

約数和(自身を含む): 532851480

約数和(自身を除く): 287571220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 422897, 845794, 1691588, 2114485, 4228970, 8457940, 12264013, 24528026, 49056052, 61320065, 122640130, 245280260]

約数ペア:

[(1, 245280260), (2, 122640130), (4, 61320065), (5, 49056052), (10, 24528026), (20, 12264013), (29, 8457940), (58, 4228970), (116, 2114485), (145, 1691588), (290, 845794), (580, 422897)]