79390120

素因数分解:

$2^3\times 5^1\times {\mathrm{1984753}}^1$

素因数の和:1984764

約数の個数: 16

約数和(自身を含む): 178627860

約数和(自身を除く): 99237740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1984753, 3969506, 7939012, 9923765, 15878024, 19847530, 39695060, 79390120]

約数ペア:

[(1, 79390120), (2, 39695060), (4, 19847530), (5, 15878024), (8, 9923765), (10, 7939012), (20, 3969506), (40, 1984753)]