13947160

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 31492800

約数和(自身を除く): 17545640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 809, 862, 1618, 1724, 2155, 3236, 3448, 4045, 4310, 6472, 8090, 8620, 16180, 17240, 32360, 348679, 697358, 1394716, 1743395, 2789432, 3486790, 6973580, 13947160]

約数ペア:

[(1, 13947160), (2, 6973580), (4, 3486790), (5, 2789432), (8, 1743395), (10, 1394716), (20, 697358), (40, 348679), (431, 32360), (809, 17240), (862, 16180), (1618, 8620), (1724, 8090), (2155, 6472), (3236, 4310), (3448, 4045)]