69420280

素因数分解:

$2^3\times 5^1\times {\mathrm{1735507}}^1$

素因数の和:1735518

約数の個数: 16

約数和(自身を含む): 156195720

約数和(自身を除く): 86775440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1735507, 3471014, 6942028, 8677535, 13884056, 17355070, 34710140, 69420280]

約数ペア:

[(1, 69420280), (2, 34710140), (4, 17355070), (5, 13884056), (8, 8677535), (10, 6942028), (20, 3471014), (40, 1735507)]