38478740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18679}}^1$

素因数の和:18791

約数の個数: 24

約数和(自身を含む): 81594240

約数和(自身を除く): 43115500

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 18679, 37358, 74716, 93395, 186790, 373580, 1923937, 3847874, 7695748, 9619685, 19239370, 38478740]

約数ペア:

[(1, 38478740), (2, 19239370), (4, 9619685), (5, 7695748), (10, 3847874), (20, 1923937), (103, 373580), (206, 186790), (412, 93395), (515, 74716), (1030, 37358), (2060, 18679)]