40378660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{761}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 97292160

約数和(自身を除く): 56913500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 758, 761, 1516, 1522, 1895, 2653, 3044, 3790, 3805, 5306, 5327, 7580, 7610, 10612, 10654, 13265, 15220, 21308, 26530, 26635, 53060, 53270, 106540, 288419, 576838, 1153676, 1442095, 2018933, 2884190, 4037866, 5768380, 8075732, 10094665, 20189330, 40378660]

約数ペア:

[(1, 40378660), (2, 20189330), (4, 10094665), (5, 8075732), (7, 5768380), (10, 4037866), (14, 2884190), (20, 2018933), (28, 1442095), (35, 1153676), (70, 576838), (140, 288419), (379, 106540), (758, 53270), (761, 53060), (1516, 26635), (1522, 26530), (1895, 21308), (2653, 15220), (3044, 13265), (3790, 10654), (3805, 10612), (5306, 7610), (5327, 7580)]