23959220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 52693200

約数和(自身を除く): 28733980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 409, 505, 580, 818, 1010, 1636, 2020, 2045, 2929, 4090, 5858, 8180, 11716, 11861, 14645, 23722, 29290, 41309, 47444, 58580, 59305, 82618, 118610, 165236, 206545, 237220, 413090, 826180, 1197961, 2395922, 4791844, 5989805, 11979610, 23959220]

約数ペア:

[(1, 23959220), (2, 11979610), (4, 5989805), (5, 4791844), (10, 2395922), (20, 1197961), (29, 826180), (58, 413090), (101, 237220), (116, 206545), (145, 165236), (202, 118610), (290, 82618), (404, 59305), (409, 58580), (505, 47444), (580, 41309), (818, 29290), (1010, 23722), (1636, 14645), (2020, 11861), (2045, 11716), (2929, 8180), (4090, 5858)]