188790940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{1237}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 428031072

約数和(自身を除く): 239240132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 587, 1174, 1237, 2348, 2474, 2935, 4948, 5870, 6185, 7631, 11740, 12370, 15262, 16081, 24740, 30524, 32162, 38155, 64324, 76310, 80405, 152620, 160810, 321620, 726119, 1452238, 2904476, 3630595, 7261190, 9439547, 14522380, 18879094, 37758188, 47197735, 94395470, 188790940]

約数ペア:

[(1, 188790940), (2, 94395470), (4, 47197735), (5, 37758188), (10, 18879094), (13, 14522380), (20, 9439547), (26, 7261190), (52, 3630595), (65, 2904476), (130, 1452238), (260, 726119), (587, 321620), (1174, 160810), (1237, 152620), (2348, 80405), (2474, 76310), (2935, 64324), (4948, 38155), (5870, 32162), (6185, 30524), (7631, 24740), (11740, 16081), (12370, 15262)]