38409730

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 70761600

約数和(自身を除く): 32351870

約数列:

[1, 2, 5, 10, 89, 103, 178, 206, 419, 445, 515, 838, 890, 1030, 2095, 4190, 9167, 18334, 37291, 43157, 45835, 74582, 86314, 91670, 186455, 215785, 372910, 431570, 3840973, 7681946, 19204865, 38409730]

約数ペア:

[(1, 38409730), (2, 19204865), (5, 7681946), (10, 3840973), (89, 431570), (103, 372910), (178, 215785), (206, 186455), (419, 91670), (445, 86314), (515, 74582), (838, 45835), (890, 43157), (1030, 37291), (2095, 18334), (4190, 9167)]