1938280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 4458240

約数和(自身を除く): 2519960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1031, 1880, 2062, 4124, 5155, 8248, 10310, 20620, 41240, 48457, 96914, 193828, 242285, 387656, 484570, 969140, 1938280]

約数ペア:

[(1, 1938280), (2, 969140), (4, 484570), (5, 387656), (8, 242285), (10, 193828), (20, 96914), (40, 48457), (47, 41240), (94, 20620), (188, 10310), (235, 8248), (376, 5155), (470, 4124), (940, 2062), (1031, 1880)]