7920565520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{14143867}}^1$

素因数の和:14143887

約数の個数: 40

約数和(自身を含む): 21046075584

約数和(自身を除く): 13125510064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 14143867, 28287734, 56575468, 70719335, 99007069, 113150936, 141438670, 198014138, 226301872, 282877340, 396028276, 495035345, 565754680, 792056552, 990070690, 1131509360, 1584113104, 1980141380, 3960282760, 7920565520]

約数ペア:

[(1, 7920565520), (2, 3960282760), (4, 1980141380), (5, 1584113104), (7, 1131509360), (8, 990070690), (10, 792056552), (14, 565754680), (16, 495035345), (20, 396028276), (28, 282877340), (35, 226301872), (40, 198014138), (56, 141438670), (70, 113150936), (80, 99007069), (112, 70719335), (140, 56575468), (280, 28287734), (560, 14143867)]