8394160

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 19637136

約数和(自身を除く): 11242976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 331, 634, 662, 1268, 1324, 1585, 1655, 2536, 2648, 3170, 3310, 5072, 5296, 6340, 6620, 12680, 13240, 25360, 26480, 104927, 209854, 419708, 524635, 839416, 1049270, 1678832, 2098540, 4197080, 8394160]

約数ペア:

[(1, 8394160), (2, 4197080), (4, 2098540), (5, 1678832), (8, 1049270), (10, 839416), (16, 524635), (20, 419708), (40, 209854), (80, 104927), (317, 26480), (331, 25360), (634, 13240), (662, 12680), (1268, 6620), (1324, 6340), (1585, 5296), (1655, 5072), (2536, 3310), (2648, 3170)]