15342440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7237}}^1$

素因数の和:7301

約数の個数: 32

約数和(自身を含む): 35176680

約数和(自身を除く): 19834240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7237, 14474, 28948, 36185, 57896, 72370, 144740, 289480, 383561, 767122, 1534244, 1917805, 3068488, 3835610, 7671220, 15342440]

約数ペア:

[(1, 15342440), (2, 7671220), (4, 3835610), (5, 3068488), (8, 1917805), (10, 1534244), (20, 767122), (40, 383561), (53, 289480), (106, 144740), (212, 72370), (265, 57896), (424, 36185), (530, 28948), (1060, 14474), (2120, 7237)]