2660060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{787}}^1$

素因数の和:822

約数の個数: 36

約数和(自身を含む): 6056568

約数和(自身を除く): 3396508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 787, 845, 1574, 1690, 3148, 3380, 3935, 7870, 10231, 15740, 20462, 40924, 51155, 102310, 133003, 204620, 266006, 532012, 665015, 1330030, 2660060]

約数ペア:

[(1, 2660060), (2, 1330030), (4, 665015), (5, 532012), (10, 266006), (13, 204620), (20, 133003), (26, 102310), (52, 51155), (65, 40924), (130, 20462), (169, 15740), (260, 10231), (338, 7870), (676, 3935), (787, 3380), (845, 3148), (1574, 1690)]