142488140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{263}}^2$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 303283344

約数和(自身を除く): 160795204

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 263, 412, 515, 526, 1030, 1052, 1315, 2060, 2630, 5260, 27089, 54178, 69169, 108356, 135445, 138338, 270890, 276676, 345845, 541780, 691690, 1383380, 7124407, 14248814, 28497628, 35622035, 71244070, 142488140]

約数ペア:

[(1, 142488140), (2, 71244070), (4, 35622035), (5, 28497628), (10, 14248814), (20, 7124407), (103, 1383380), (206, 691690), (263, 541780), (412, 345845), (515, 276676), (526, 270890), (1030, 138338), (1052, 135445), (1315, 108356), (2060, 69169), (2630, 54178), (5260, 27089)]