13644760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7933}}^1$

素因数の和:7987

約数の個数: 32

約数和(自身を含む): 31418640

約数和(自身を除く): 17773880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 7933, 15866, 31732, 39665, 63464, 79330, 158660, 317320, 341119, 682238, 1364476, 1705595, 2728952, 3411190, 6822380, 13644760]

約数ペア:

[(1, 13644760), (2, 6822380), (4, 3411190), (5, 2728952), (8, 1705595), (10, 1364476), (20, 682238), (40, 341119), (43, 317320), (86, 158660), (172, 79330), (215, 63464), (344, 39665), (430, 31732), (860, 15866), (1720, 7933)]