22311880

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2803}}^1$

素因数の和:3013

約数の個数: 32

約数和(自身を含む): 50472000

約数和(自身を除く): 28160120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2803, 3980, 5606, 7960, 11212, 14015, 22424, 28030, 56060, 112120, 557797, 1115594, 2231188, 2788985, 4462376, 5577970, 11155940, 22311880]

約数ペア:

[(1, 22311880), (2, 11155940), (4, 5577970), (5, 4462376), (8, 2788985), (10, 2231188), (20, 1115594), (40, 557797), (199, 112120), (398, 56060), (796, 28030), (995, 22424), (1592, 14015), (1990, 11212), (2803, 7960), (3980, 5606)]