2017702090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1409}}^1\times {\mathrm{1609}}^1$

素因数の和:3114

約数の個数: 32

約数和(自身を含む): 3677562000

約数和(自身を除く): 1659859910

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1409, 1609, 2818, 3218, 7045, 8045, 14090, 16090, 125401, 143201, 250802, 286402, 627005, 716005, 1254010, 1432010, 2267081, 4534162, 11335405, 22670810, 201770209, 403540418, 1008851045, 2017702090]

約数ペア:

[(1, 2017702090), (2, 1008851045), (5, 403540418), (10, 201770209), (89, 22670810), (178, 11335405), (445, 4534162), (890, 2267081), (1409, 1432010), (1609, 1254010), (2818, 716005), (3218, 627005), (7045, 286402), (8045, 250802), (14090, 143201), (16090, 125401)]