39620420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{40429}}^1$

素因数の和:40452

約数の個数: 36

約数和(自身を含む): 96789420

約数和(自身を除く): 57169000

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 40429, 80858, 161716, 202145, 283003, 404290, 566006, 808580, 1132012, 1415015, 1981021, 2830030, 3962042, 5660060, 7924084, 9905105, 19810210, 39620420]

約数ペア:

[(1, 39620420), (2, 19810210), (4, 9905105), (5, 7924084), (7, 5660060), (10, 3962042), (14, 2830030), (20, 1981021), (28, 1415015), (35, 1132012), (49, 808580), (70, 566006), (98, 404290), (140, 283003), (196, 202145), (245, 161716), (490, 80858), (980, 40429)]