308222480

素因数分解:

$2^4\times 5^1\times {\mathrm{3852781}}^1$

素因数の和:3852794

約数の個数: 20

約数和(自身を含む): 716617452

約数和(自身を除く): 408394972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3852781, 7705562, 15411124, 19263905, 30822248, 38527810, 61644496, 77055620, 154111240, 308222480]

約数ペア:

[(1, 308222480), (2, 154111240), (4, 77055620), (5, 61644496), (8, 38527810), (10, 30822248), (16, 19263905), (20, 15411124), (40, 7705562), (80, 3852781)]