86374540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{616961}}^1$

素因数の和:616977

約数の個数: 24

約数和(自身を含む): 207299232

約数和(自身を除く): 120924692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 616961, 1233922, 2467844, 3084805, 4318727, 6169610, 8637454, 12339220, 17274908, 21593635, 43187270, 86374540]

約数ペア:

[(1, 86374540), (2, 43187270), (4, 21593635), (5, 17274908), (7, 12339220), (10, 8637454), (14, 6169610), (20, 4318727), (28, 3084805), (35, 2467844), (70, 1233922), (140, 616961)]