56740060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16787}}^1$

素因数の和:16822

約数の個数: 36

約数和(自身を含む): 129032568

約数和(自身を除く): 72292508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 16787, 33574, 67148, 83935, 167870, 218231, 335740, 436462, 872924, 1091155, 2182310, 2837003, 4364620, 5674006, 11348012, 14185015, 28370030, 56740060]

約数ペア:

[(1, 56740060), (2, 28370030), (4, 14185015), (5, 11348012), (10, 5674006), (13, 4364620), (20, 2837003), (26, 2182310), (52, 1091155), (65, 872924), (130, 436462), (169, 335740), (260, 218231), (338, 167870), (676, 83935), (845, 67148), (1690, 33574), (3380, 16787)]