42688660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3019}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 103501440

約数和(自身を除く): 60812780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3019, 3535, 6038, 7070, 12076, 14140, 15095, 21133, 30190, 42266, 60380, 84532, 105665, 211330, 304919, 422660, 609838, 1219676, 1524595, 2134433, 3049190, 4268866, 6098380, 8537732, 10672165, 21344330, 42688660]

約数ペア:

[(1, 42688660), (2, 21344330), (4, 10672165), (5, 8537732), (7, 6098380), (10, 4268866), (14, 3049190), (20, 2134433), (28, 1524595), (35, 1219676), (70, 609838), (101, 422660), (140, 304919), (202, 211330), (404, 105665), (505, 84532), (707, 60380), (1010, 42266), (1414, 30190), (2020, 21133), (2828, 15095), (3019, 14140), (3535, 12076), (6038, 7070)]