4025060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 9250416

約数和(自身を除く): 5225356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 137, 226, 260, 274, 452, 548, 565, 685, 1130, 1370, 1469, 1781, 2260, 2740, 2938, 3562, 5876, 7124, 7345, 8905, 14690, 15481, 17810, 29380, 30962, 35620, 61924, 77405, 154810, 201253, 309620, 402506, 805012, 1006265, 2012530, 4025060]

約数ペア:

[(1, 4025060), (2, 2012530), (4, 1006265), (5, 805012), (10, 402506), (13, 309620), (20, 201253), (26, 154810), (52, 77405), (65, 61924), (113, 35620), (130, 30962), (137, 29380), (226, 17810), (260, 15481), (274, 14690), (452, 8905), (548, 7345), (565, 7124), (685, 5876), (1130, 3562), (1370, 2938), (1469, 2740), (1781, 2260)]