2558660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:792

約数の個数: 36

約数和(自身を含む): 5825988

約数和(自身を除く): 3267328

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 757, 845, 1514, 1690, 3028, 3380, 3785, 7570, 9841, 15140, 19682, 39364, 49205, 98410, 127933, 196820, 255866, 511732, 639665, 1279330, 2558660]

約数ペア:

[(1, 2558660), (2, 1279330), (4, 639665), (5, 511732), (10, 255866), (13, 196820), (20, 127933), (26, 98410), (52, 49205), (65, 39364), (130, 19682), (169, 15140), (260, 9841), (338, 7570), (676, 3785), (757, 3380), (845, 3028), (1514, 1690)]