1996642760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7130867}}^1$

素因数の和:7130885

約数の個数: 32

約数和(自身を含む): 5134224960

約数和(自身を除く): 3137582200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7130867, 14261734, 28523468, 35654335, 49916069, 57046936, 71308670, 99832138, 142617340, 199664276, 249580345, 285234680, 399328552, 499160690, 998321380, 1996642760]

約数ペア:

[(1, 1996642760), (2, 998321380), (4, 499160690), (5, 399328552), (7, 285234680), (8, 249580345), (10, 199664276), (14, 142617340), (20, 99832138), (28, 71308670), (35, 57046936), (40, 49916069), (56, 35654335), (70, 28523468), (140, 14261734), (280, 7130867)]