10987000

素因数分解:

$2^3\times 5^3\times {\mathrm{10987}}^1$

素因数の和:11008

約数の個数: 32

約数和(自身を含む): 25711920

約数和(自身を除く): 14724920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 10987, 21974, 43948, 54935, 87896, 109870, 219740, 274675, 439480, 549350, 1098700, 1373375, 2197400, 2746750, 5493500, 10987000]

約数ペア:

[(1, 10987000), (2, 5493500), (4, 2746750), (5, 2197400), (8, 1373375), (10, 1098700), (20, 549350), (25, 439480), (40, 274675), (50, 219740), (100, 109870), (125, 87896), (200, 54935), (250, 43948), (500, 21974), (1000, 10987)]