4089100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 8982064

約数和(自身を除く): 4892964

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 397, 412, 515, 794, 1030, 1588, 1985, 2060, 2575, 3970, 5150, 7940, 9925, 10300, 19850, 39700, 40891, 81782, 163564, 204455, 408910, 817820, 1022275, 2044550, 4089100]

約数ペア:

[(1, 4089100), (2, 2044550), (4, 1022275), (5, 817820), (10, 408910), (20, 204455), (25, 163564), (50, 81782), (100, 40891), (103, 39700), (206, 19850), (397, 10300), (412, 9925), (515, 7940), (794, 5150), (1030, 3970), (1588, 2575), (1985, 2060)]