22491760

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1069}}^1$

素因数の和:1345

約数の個数: 40

約数和(自身を含む): 52541280

約数和(自身を除く): 30049520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1069, 1315, 2104, 2138, 2630, 4208, 4276, 5260, 5345, 8552, 10520, 10690, 17104, 21040, 21380, 42760, 85520, 281147, 562294, 1124588, 1405735, 2249176, 2811470, 4498352, 5622940, 11245880, 22491760]

約数ペア:

[(1, 22491760), (2, 11245880), (4, 5622940), (5, 4498352), (8, 2811470), (10, 2249176), (16, 1405735), (20, 1124588), (40, 562294), (80, 281147), (263, 85520), (526, 42760), (1052, 21380), (1069, 21040), (1315, 17104), (2104, 10690), (2138, 10520), (2630, 8552), (4208, 5345), (4276, 5260)]