1026521780

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{52859}}^1$

素因数の和:53839

約数の個数: 24

約数和(自身を含む): 2157956640

約数和(自身を除く): 1131434860

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 9710, 19420, 52859, 105718, 211436, 264295, 528590, 1057180, 51326089, 102652178, 205304356, 256630445, 513260890, 1026521780]

約数ペア:

[(1, 1026521780), (2, 513260890), (4, 256630445), (5, 205304356), (10, 102652178), (20, 51326089), (971, 1057180), (1942, 528590), (3884, 264295), (4855, 211436), (9710, 105718), (19420, 52859)]