23121680

素因数分解:

$2^4\times 5^1\times {\mathrm{289021}}^1$

素因数の和:289034

約数の個数: 20

約数和(自身を含む): 53758092

約数和(自身を除く): 30636412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 289021, 578042, 1156084, 1445105, 2312168, 2890210, 4624336, 5780420, 11560840, 23121680]

約数ペア:

[(1, 23121680), (2, 11560840), (4, 5780420), (5, 4624336), (8, 2890210), (10, 2312168), (16, 1445105), (20, 1156084), (40, 578042), (80, 289021)]