26399380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1867}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 64020096

約数和(自身を除く): 37620716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1867, 2020, 2828, 3535, 3734, 7070, 7468, 9335, 13069, 14140, 18670, 26138, 37340, 52276, 65345, 130690, 188567, 261380, 377134, 754268, 942835, 1319969, 1885670, 2639938, 3771340, 5279876, 6599845, 13199690, 26399380]

約数ペア:

[(1, 26399380), (2, 13199690), (4, 6599845), (5, 5279876), (7, 3771340), (10, 2639938), (14, 1885670), (20, 1319969), (28, 942835), (35, 754268), (70, 377134), (101, 261380), (140, 188567), (202, 130690), (404, 65345), (505, 52276), (707, 37340), (1010, 26138), (1414, 18670), (1867, 14140), (2020, 13069), (2828, 9335), (3535, 7468), (3734, 7070)]