83991920

素因数分解:

$2^4\times 5^1\times {\mathrm{1049899}}^1$

素因数の和:1049912

約数の個数: 20

約数和(自身を含む): 195281400

約数和(自身を除く): 111289480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1049899, 2099798, 4199596, 5249495, 8399192, 10498990, 16798384, 20997980, 41995960, 83991920]

約数ペア:

[(1, 83991920), (2, 41995960), (4, 20997980), (5, 16798384), (8, 10498990), (10, 8399192), (16, 5249495), (20, 4199596), (40, 2099798), (80, 1049899)]