2185720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1031}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 5015520

約数和(自身を除く): 2829800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1031, 1060, 2062, 2120, 4124, 5155, 8248, 10310, 20620, 41240, 54643, 109286, 218572, 273215, 437144, 546430, 1092860, 2185720]

約数ペア:

[(1, 2185720), (2, 1092860), (4, 546430), (5, 437144), (8, 273215), (10, 218572), (20, 109286), (40, 54643), (53, 41240), (106, 20620), (212, 10310), (265, 8248), (424, 5155), (530, 4124), (1031, 2120), (1060, 2062)]