20512508590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{8377}}^1\times {\mathrm{34981}}^1$

素因数の和:43372

約数の個数: 32

約数和(自身を含む): 42203404224

約数和(自身を除く): 21690895634

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 8377, 16754, 34981, 41885, 58639, 69962, 83770, 117278, 174905, 244867, 293195, 349810, 489734, 586390, 1224335, 2448670, 293035837, 586071674, 1465179185, 2051250859, 2930358370, 4102501718, 10256254295, 20512508590]

約数ペア:

[(1, 20512508590), (2, 10256254295), (5, 4102501718), (7, 2930358370), (10, 2051250859), (14, 1465179185), (35, 586071674), (70, 293035837), (8377, 2448670), (16754, 1224335), (34981, 586390), (41885, 489734), (58639, 349810), (69962, 293195), (83770, 244867), (117278, 174905)]