204621160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{124769}}^1$

素因数の和:124821

約数の個数: 32

約数和(自身を含む): 471630600

約数和(自身を除く): 267009440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 124769, 249538, 499076, 623845, 998152, 1247690, 2495380, 4990760, 5115529, 10231058, 20462116, 25577645, 40924232, 51155290, 102310580, 204621160]

約数ペア:

[(1, 204621160), (2, 102310580), (4, 51155290), (5, 40924232), (8, 25577645), (10, 20462116), (20, 10231058), (40, 5115529), (41, 4990760), (82, 2495380), (164, 1247690), (205, 998152), (328, 623845), (410, 499076), (820, 249538), (1640, 124769)]