5320120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{787}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 12978360

約数和(自身を除く): 7658240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 787, 845, 1352, 1574, 1690, 3148, 3380, 3935, 6296, 6760, 7870, 10231, 15740, 20462, 31480, 40924, 51155, 81848, 102310, 133003, 204620, 266006, 409240, 532012, 665015, 1064024, 1330030, 2660060, 5320120]

約数ペア:

[(1, 5320120), (2, 2660060), (4, 1330030), (5, 1064024), (8, 665015), (10, 532012), (13, 409240), (20, 266006), (26, 204620), (40, 133003), (52, 102310), (65, 81848), (104, 51155), (130, 40924), (169, 31480), (260, 20462), (338, 15740), (520, 10231), (676, 7870), (787, 6760), (845, 6296), (1352, 3935), (1574, 3380), (1690, 3148)]