10804040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 26611200

約数和(自身を除く): 15807160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 263, 316, 395, 520, 526, 632, 790, 1027, 1052, 1315, 1580, 2054, 2104, 2630, 3160, 3419, 4108, 5135, 5260, 6838, 8216, 10270, 10520, 13676, 17095, 20540, 20777, 27352, 34190, 41080, 41554, 68380, 83108, 103885, 136760, 166216, 207770, 270101, 415540, 540202, 831080, 1080404, 1350505, 2160808, 2701010, 5402020, 10804040]

約数ペア:

[(1, 10804040), (2, 5402020), (4, 2701010), (5, 2160808), (8, 1350505), (10, 1080404), (13, 831080), (20, 540202), (26, 415540), (40, 270101), (52, 207770), (65, 166216), (79, 136760), (104, 103885), (130, 83108), (158, 68380), (260, 41554), (263, 41080), (316, 34190), (395, 27352), (520, 20777), (526, 20540), (632, 17095), (790, 13676), (1027, 10520), (1052, 10270), (1315, 8216), (1580, 6838), (2054, 5260), (2104, 5135), (2630, 4108), (3160, 3419)]