84492440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19379}}^1$

素因数の和:19499

約数の個数: 32

約数和(自身を含む): 191862000

約数和(自身を除く): 107369560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19379, 38758, 77516, 96895, 155032, 193790, 387580, 775160, 2112311, 4224622, 8449244, 10561555, 16898488, 21123110, 42246220, 84492440]

約数ペア:

[(1, 84492440), (2, 42246220), (4, 21123110), (5, 16898488), (8, 10561555), (10, 8449244), (20, 4224622), (40, 2112311), (109, 775160), (218, 387580), (436, 193790), (545, 155032), (872, 96895), (1090, 77516), (2180, 38758), (4360, 19379)]