377206420

素因数分解:

$2^2\times 5^1\times {\mathrm{18860321}}^1$

素因数の和:18860330

約数の個数: 12

約数和(自身を含む): 792133524

約数和(自身を除く): 414927104

約数列:

[1, 2, 4, 5, 10, 20, 18860321, 37720642, 75441284, 94301605, 188603210, 377206420]

約数ペア:

[(1, 377206420), (2, 188603210), (4, 94301605), (5, 75441284), (10, 37720642), (20, 18860321)]