2000661620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5264899}}^1$

素因数の和:5264927

約数の個数: 24

約数和(自身を含む): 4422516000

約数和(自身を除く): 2421854380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5264899, 10529798, 21059596, 26324495, 52648990, 100033081, 105297980, 200066162, 400132324, 500165405, 1000330810, 2000661620]

約数ペア:

[(1, 2000661620), (2, 1000330810), (4, 500165405), (5, 400132324), (10, 200066162), (19, 105297980), (20, 100033081), (38, 52648990), (76, 26324495), (95, 21059596), (190, 10529798), (380, 5264899)]