190019080

素因数分解:

$2^3\times 5^1\times {\mathrm{4750477}}^1$

素因数の和:4750488

約数の個数: 16

約数和(自身を含む): 427543020

約数和(自身を除く): 237523940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4750477, 9500954, 19001908, 23752385, 38003816, 47504770, 95009540, 190019080]

約数ペア:

[(1, 190019080), (2, 95009540), (4, 47504770), (5, 38003816), (8, 23752385), (10, 19001908), (20, 9500954), (40, 4750477)]