13322020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 16030940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 223, 290, 412, 446, 515, 580, 892, 1030, 1115, 2060, 2230, 2987, 4460, 5974, 6467, 11948, 12934, 14935, 22969, 25868, 29870, 32335, 45938, 59740, 64670, 91876, 114845, 129340, 229690, 459380, 666101, 1332202, 2664404, 3330505, 6661010, 13322020]

約数ペア:

[(1, 13322020), (2, 6661010), (4, 3330505), (5, 2664404), (10, 1332202), (20, 666101), (29, 459380), (58, 229690), (103, 129340), (116, 114845), (145, 91876), (206, 64670), (223, 59740), (290, 45938), (412, 32335), (446, 29870), (515, 25868), (580, 22969), (892, 14935), (1030, 12934), (1115, 11948), (2060, 6467), (2230, 5974), (2987, 4460)]