40139060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 91276416

約数和(自身を除く): 51137356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 587, 1052, 1174, 1315, 2348, 2630, 2935, 3419, 5260, 5870, 6838, 7631, 11740, 13676, 15262, 17095, 30524, 34190, 38155, 68380, 76310, 152620, 154381, 308762, 617524, 771905, 1543810, 2006953, 3087620, 4013906, 8027812, 10034765, 20069530, 40139060]

約数ペア:

[(1, 40139060), (2, 20069530), (4, 10034765), (5, 8027812), (10, 4013906), (13, 3087620), (20, 2006953), (26, 1543810), (52, 771905), (65, 617524), (130, 308762), (260, 154381), (263, 152620), (526, 76310), (587, 68380), (1052, 38155), (1174, 34190), (1315, 30524), (2348, 17095), (2630, 15262), (2935, 13676), (3419, 11740), (5260, 7631), (5870, 6838)]