13315280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15131}}^1$

素因数の和:15155

約数の個数: 40

約数和(自身を含む): 33774624

約数和(自身を除く): 20459344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 15131, 30262, 60524, 75655, 121048, 151310, 166441, 242096, 302620, 332882, 605240, 665764, 832205, 1210480, 1331528, 1664410, 2663056, 3328820, 6657640, 13315280]

約数ペア:

[(1, 13315280), (2, 6657640), (4, 3328820), (5, 2663056), (8, 1664410), (10, 1331528), (11, 1210480), (16, 832205), (20, 665764), (22, 605240), (40, 332882), (44, 302620), (55, 242096), (80, 166441), (88, 151310), (110, 121048), (176, 75655), (220, 60524), (440, 30262), (880, 15131)]