15287240

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2531}}^1$

素因数の和:2693

約数の個数: 32

約数和(自身を含む): 34637760

約数和(自身を除く): 19350520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2531, 3020, 5062, 6040, 10124, 12655, 20248, 25310, 50620, 101240, 382181, 764362, 1528724, 1910905, 3057448, 3821810, 7643620, 15287240]

約数ペア:

[(1, 15287240), (2, 7643620), (4, 3821810), (5, 3057448), (8, 1910905), (10, 1528724), (20, 764362), (40, 382181), (151, 101240), (302, 50620), (604, 25310), (755, 20248), (1208, 12655), (1510, 10124), (2531, 6040), (3020, 5062)]