828715480

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{66617}}^1$

素因数の和:66939

約数の個数: 32

約数和(自身を含む): 1870633440

約数和(自身を除く): 1041917960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 66617, 133234, 266468, 333085, 532936, 666170, 1332340, 2664680, 20717887, 41435774, 82871548, 103589435, 165743096, 207178870, 414357740, 828715480]

約数ペア:

[(1, 828715480), (2, 414357740), (4, 207178870), (5, 165743096), (8, 103589435), (10, 82871548), (20, 41435774), (40, 20717887), (311, 2664680), (622, 1332340), (1244, 666170), (1555, 532936), (2488, 333085), (3110, 266468), (6220, 133234), (12440, 66617)]