126206320

素因数分解:

$2^4\times 5^1\times {\mathrm{1577579}}^1$

素因数の和:1577592

約数の個数: 20

約数和(自身を含む): 293429880

約数和(自身を除く): 167223560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1577579, 3155158, 6310316, 7887895, 12620632, 15775790, 25241264, 31551580, 63103160, 126206320]

約数ペア:

[(1, 126206320), (2, 63103160), (4, 31551580), (5, 25241264), (8, 15775790), (10, 12620632), (16, 7887895), (20, 6310316), (40, 3155158), (80, 1577579)]