2918517280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2605819}}^1$

素因数の和:2605841

約数の個数: 48

約数和(自身を含む): 7879999680

約数和(自身を除く): 4961482400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2605819, 5211638, 10423276, 13029095, 18240733, 20846552, 26058190, 36481466, 41693104, 52116380, 72962932, 83386208, 91203665, 104232760, 145925864, 182407330, 208465520, 291851728, 364814660, 416931040, 583703456, 729629320, 1459258640, 2918517280]

約数ペア:

[(1, 2918517280), (2, 1459258640), (4, 729629320), (5, 583703456), (7, 416931040), (8, 364814660), (10, 291851728), (14, 208465520), (16, 182407330), (20, 145925864), (28, 104232760), (32, 91203665), (35, 83386208), (40, 72962932), (56, 52116380), (70, 41693104), (80, 36481466), (112, 26058190), (140, 20846552), (160, 18240733), (224, 13029095), (280, 10423276), (560, 5211638), (1120, 2605819)]