79240840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{40429}}^1$

素因数の和:40454

約数の個数: 48

約数和(自身を含む): 207405900

約数和(自身を除く): 128165060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 40429, 80858, 161716, 202145, 283003, 323432, 404290, 566006, 808580, 1132012, 1415015, 1617160, 1981021, 2264024, 2830030, 3962042, 5660060, 7924084, 9905105, 11320120, 15848168, 19810210, 39620420, 79240840]

約数ペア:

[(1, 79240840), (2, 39620420), (4, 19810210), (5, 15848168), (7, 11320120), (8, 9905105), (10, 7924084), (14, 5660060), (20, 3962042), (28, 2830030), (35, 2264024), (40, 1981021), (49, 1617160), (56, 1415015), (70, 1132012), (98, 808580), (140, 566006), (196, 404290), (245, 323432), (280, 283003), (392, 202145), (490, 161716), (980, 80858), (1960, 40429)]