15697240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30187}}^1$

素因数の和:30211

約数の個数: 32

約数和(自身を含む): 38036880

約数和(自身を除く): 22339640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30187, 60374, 120748, 150935, 241496, 301870, 392431, 603740, 784862, 1207480, 1569724, 1962155, 3139448, 3924310, 7848620, 15697240]

約数ペア:

[(1, 15697240), (2, 7848620), (4, 3924310), (5, 3139448), (8, 1962155), (10, 1569724), (13, 1207480), (20, 784862), (26, 603740), (40, 392431), (52, 301870), (65, 241496), (104, 150935), (130, 120748), (260, 60374), (520, 30187)]