19964812080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83186717}}^1$

素因数の和:83186733

約数の個数: 40

約数和(自身を含む): 61890918192

約数和(自身を除く): 41926106112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83186717, 166373434, 249560151, 332746868, 415933585, 499120302, 665493736, 831867170, 998240604, 1247800755, 1330987472, 1663734340, 1996481208, 2495601510, 3327468680, 3992962416, 4991203020, 6654937360, 9982406040, 19964812080]

約数ペア:

[(1, 19964812080), (2, 9982406040), (3, 6654937360), (4, 4991203020), (5, 3992962416), (6, 3327468680), (8, 2495601510), (10, 1996481208), (12, 1663734340), (15, 1330987472), (16, 1247800755), (20, 998240604), (24, 831867170), (30, 665493736), (40, 499120302), (48, 415933585), (60, 332746868), (80, 249560151), (120, 166373434), (240, 83186717)]