3994040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3263

約数の個数: 32

約数和(自身を含む): 9279360

約数和(自身を除く): 5285320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3221, 6442, 12884, 16105, 25768, 32210, 64420, 99851, 128840, 199702, 399404, 499255, 798808, 998510, 1997020, 3994040]

約数ペア:

[(1, 3994040), (2, 1997020), (4, 998510), (5, 798808), (8, 499255), (10, 399404), (20, 199702), (31, 128840), (40, 99851), (62, 64420), (124, 32210), (155, 25768), (248, 16105), (310, 12884), (620, 6442), (1240, 3221)]