15693181960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9123943}}^1$

素因数の和:9123997

約数の個数: 32

約数和(自身を含む): 36130818240

約数和(自身を除く): 20437636280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9123943, 18247886, 36495772, 45619715, 72991544, 91239430, 182478860, 364957720, 392329549, 784659098, 1569318196, 1961647745, 3138636392, 3923295490, 7846590980, 15693181960]

約数ペア:

[(1, 15693181960), (2, 7846590980), (4, 3923295490), (5, 3138636392), (8, 1961647745), (10, 1569318196), (20, 784659098), (40, 392329549), (43, 364957720), (86, 182478860), (172, 91239430), (215, 72991544), (344, 45619715), (430, 36495772), (860, 18247886), (1720, 9123943)]