26796980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 64638336

約数和(自身を除く): 37841356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 691, 1108, 1382, 1385, 1939, 2764, 2770, 3455, 3878, 4837, 5540, 6910, 7756, 9674, 9695, 13820, 19348, 19390, 24185, 38780, 48370, 96740, 191407, 382814, 765628, 957035, 1339849, 1914070, 2679698, 3828140, 5359396, 6699245, 13398490, 26796980]

約数ペア:

[(1, 26796980), (2, 13398490), (4, 6699245), (5, 5359396), (7, 3828140), (10, 2679698), (14, 1914070), (20, 1339849), (28, 957035), (35, 765628), (70, 382814), (140, 191407), (277, 96740), (554, 48370), (691, 38780), (1108, 24185), (1382, 19390), (1385, 19348), (1939, 13820), (2764, 9695), (2770, 9674), (3455, 7756), (3878, 6910), (4837, 5540)]