22825520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6959}}^1$

素因数の和:7013

約数の個数: 40

約数和(自身を含む): 54371520

約数和(自身を除く): 31546000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6959, 13918, 27836, 34795, 55672, 69590, 111344, 139180, 278360, 285319, 556720, 570638, 1141276, 1426595, 2282552, 2853190, 4565104, 5706380, 11412760, 22825520]

約数ペア:

[(1, 22825520), (2, 11412760), (4, 5706380), (5, 4565104), (8, 2853190), (10, 2282552), (16, 1426595), (20, 1141276), (40, 570638), (41, 556720), (80, 285319), (82, 278360), (164, 139180), (205, 111344), (328, 69590), (410, 55672), (656, 34795), (820, 27836), (1640, 13918), (3280, 6959)]