38143340

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4663}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 80314080

約数和(自身を除く): 42170740

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 4663, 8180, 9326, 18652, 23315, 46630, 93260, 1907167, 3814334, 7628668, 9535835, 19071670, 38143340]

約数ペア:

[(1, 38143340), (2, 19071670), (4, 9535835), (5, 7628668), (10, 3814334), (20, 1907167), (409, 93260), (818, 46630), (1636, 23315), (2045, 18652), (4090, 9326), (4663, 8180)]