243345680

素因数分解:

$2^4\times 5^1\times {\mathrm{3041821}}^1$

素因数の和:3041834

約数の個数: 20

約数和(自身を含む): 565778892

約数和(自身を除く): 322433212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3041821, 6083642, 12167284, 15209105, 24334568, 30418210, 48669136, 60836420, 121672840, 243345680]

約数ペア:

[(1, 243345680), (2, 121672840), (4, 60836420), (5, 48669136), (8, 30418210), (10, 24334568), (16, 15209105), (20, 12167284), (40, 6083642), (80, 3041821)]