15308890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 12995750

約数列:

[1, 2, 5, 10, 89, 103, 167, 178, 206, 334, 445, 515, 835, 890, 1030, 1670, 9167, 14863, 17201, 18334, 29726, 34402, 45835, 74315, 86005, 91670, 148630, 172010, 1530889, 3061778, 7654445, 15308890]

約数ペア:

[(1, 15308890), (2, 7654445), (5, 3061778), (10, 1530889), (89, 172010), (103, 148630), (167, 91670), (178, 86005), (206, 74315), (334, 45835), (445, 34402), (515, 29726), (835, 18334), (890, 17201), (1030, 14863), (1670, 9167)]