260242970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{117757}}^1$

素因数の和:117794

約数の個数: 32

約数和(自身を含む): 534150288

約数和(自身を除く): 273907318

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 117757, 235514, 588785, 1177570, 1530841, 2001869, 3061682, 4003738, 7654205, 10009345, 15308410, 20018690, 26024297, 52048594, 130121485, 260242970]

約数ペア:

[(1, 260242970), (2, 130121485), (5, 52048594), (10, 26024297), (13, 20018690), (17, 15308410), (26, 10009345), (34, 7654205), (65, 4003738), (85, 3061682), (130, 2001869), (170, 1530841), (221, 1177570), (442, 588785), (1105, 235514), (2210, 117757)]