13522640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:3987

約数の個数: 40

約数和(自身を含む): 32179488

約数和(自身を除く): 18656848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3931, 7862, 15724, 19655, 31448, 39310, 62896, 78620, 157240, 169033, 314480, 338066, 676132, 845165, 1352264, 1690330, 2704528, 3380660, 6761320, 13522640]

約数ペア:

[(1, 13522640), (2, 6761320), (4, 3380660), (5, 2704528), (8, 1690330), (10, 1352264), (16, 845165), (20, 676132), (40, 338066), (43, 314480), (80, 169033), (86, 157240), (172, 78620), (215, 62896), (344, 39310), (430, 31448), (688, 19655), (860, 15724), (1720, 7862), (3440, 3931)]