804949360

素因数分解:

$2^4\times 5^1\times {\mathrm{10061867}}^1$

素因数の和:10061880

約数の個数: 20

約数和(自身を含む): 1871507448

約数和(自身を除く): 1066558088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10061867, 20123734, 40247468, 50309335, 80494936, 100618670, 160989872, 201237340, 402474680, 804949360]

約数ペア:

[(1, 804949360), (2, 402474680), (4, 201237340), (5, 160989872), (8, 100618670), (10, 80494936), (16, 50309335), (20, 40247468), (40, 20123734), (80, 10061867)]