11971120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21377}}^1$

素因数の和:21397

約数の個数: 40

約数和(自身を含む): 31810464

約数和(自身を除く): 19839344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21377, 42754, 85508, 106885, 149639, 171016, 213770, 299278, 342032, 427540, 598556, 748195, 855080, 1197112, 1496390, 1710160, 2394224, 2992780, 5985560, 11971120]

約数ペア:

[(1, 11971120), (2, 5985560), (4, 2992780), (5, 2394224), (7, 1710160), (8, 1496390), (10, 1197112), (14, 855080), (16, 748195), (20, 598556), (28, 427540), (35, 342032), (40, 299278), (56, 213770), (70, 171016), (80, 149639), (112, 106885), (140, 85508), (280, 42754), (560, 21377)]