11918480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21283}}^1$

素因数の和:21303

約数の個数: 40

約数和(自身を含む): 31670592

約数和(自身を除く): 19752112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21283, 42566, 85132, 106415, 148981, 170264, 212830, 297962, 340528, 425660, 595924, 744905, 851320, 1191848, 1489810, 1702640, 2383696, 2979620, 5959240, 11918480]

約数ペア:

[(1, 11918480), (2, 5959240), (4, 2979620), (5, 2383696), (7, 1702640), (8, 1489810), (10, 1191848), (14, 851320), (16, 744905), (20, 595924), (28, 425660), (35, 340528), (40, 297962), (56, 212830), (70, 170264), (80, 148981), (112, 106415), (140, 85132), (280, 42566), (560, 21283)]