26918060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5490

約数の個数: 48

約数和(自身を含む): 64092000

約数和(自身を除く): 37173940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5449, 10898, 21796, 27245, 54490, 70837, 103531, 108980, 141674, 207062, 283348, 354185, 414124, 517655, 708370, 1035310, 1345903, 1416740, 2070620, 2691806, 5383612, 6729515, 13459030, 26918060]

約数ペア:

[(1, 26918060), (2, 13459030), (4, 6729515), (5, 5383612), (10, 2691806), (13, 2070620), (19, 1416740), (20, 1345903), (26, 1035310), (38, 708370), (52, 517655), (65, 414124), (76, 354185), (95, 283348), (130, 207062), (190, 141674), (247, 108980), (260, 103531), (380, 70837), (494, 54490), (988, 27245), (1235, 21796), (2470, 10898), (4940, 5449)]