4080820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10739}}^1$

素因数の和:10767

約数の個数: 24

約数和(自身を含む): 9021600

約数和(自身を除く): 4940780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10739, 21478, 42956, 53695, 107390, 204041, 214780, 408082, 816164, 1020205, 2040410, 4080820]

約数ペア:

[(1, 4080820), (2, 2040410), (4, 1020205), (5, 816164), (10, 408082), (19, 214780), (20, 204041), (38, 107390), (76, 53695), (95, 42956), (190, 21478), (380, 10739)]