22425520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21563}}^1$

素因数の和:21589

約数の個数: 40

約数和(自身を含む): 56152656

約数和(自身を除く): 33727136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21563, 43126, 86252, 107815, 172504, 215630, 280319, 345008, 431260, 560638, 862520, 1121276, 1401595, 1725040, 2242552, 2803190, 4485104, 5606380, 11212760, 22425520]

約数ペア:

[(1, 22425520), (2, 11212760), (4, 5606380), (5, 4485104), (8, 2803190), (10, 2242552), (13, 1725040), (16, 1401595), (20, 1121276), (26, 862520), (40, 560638), (52, 431260), (65, 345008), (80, 280319), (104, 215630), (130, 172504), (208, 107815), (260, 86252), (520, 43126), (1040, 21563)]