6452440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1663}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 14676480

約数和(自身を除く): 8224040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1663, 1940, 3326, 3880, 6652, 8315, 13304, 16630, 33260, 66520, 161311, 322622, 645244, 806555, 1290488, 1613110, 3226220, 6452440]

約数ペア:

[(1, 6452440), (2, 3226220), (4, 1613110), (5, 1290488), (8, 806555), (10, 645244), (20, 322622), (40, 161311), (97, 66520), (194, 33260), (388, 16630), (485, 13304), (776, 8315), (970, 6652), (1663, 3880), (1940, 3326)]