2013989860

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1\times {\mathrm{1231}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 4265775360

約数和(自身を除く): 2251785500

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 457, 716, 895, 914, 1231, 1790, 1828, 2285, 2462, 3580, 4570, 4924, 6155, 9140, 12310, 24620, 81803, 163606, 220349, 327212, 409015, 440698, 562567, 818030, 881396, 1101745, 1125134, 1636060, 2203490, 2250268, 2812835, 4406980, 5625670, 11251340, 100699493, 201398986, 402797972, 503497465, 1006994930, 2013989860]

約数ペア:

[(1, 2013989860), (2, 1006994930), (4, 503497465), (5, 402797972), (10, 201398986), (20, 100699493), (179, 11251340), (358, 5625670), (457, 4406980), (716, 2812835), (895, 2250268), (914, 2203490), (1231, 1636060), (1790, 1125134), (1828, 1101745), (2285, 881396), (2462, 818030), (3580, 562567), (4570, 440698), (4924, 409015), (6155, 327212), (9140, 220349), (12310, 163606), (24620, 81803)]