77633840

素因数分解:

$2^4\times 5^1\times {\mathrm{970423}}^1$

素因数の和:970436

約数の個数: 20

約数和(自身を含む): 180498864

約数和(自身を除く): 102865024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 970423, 1940846, 3881692, 4852115, 7763384, 9704230, 15526768, 19408460, 38816920, 77633840]

約数ペア:

[(1, 77633840), (2, 38816920), (4, 19408460), (5, 15526768), (8, 9704230), (10, 7763384), (16, 4852115), (20, 3881692), (40, 1940846), (80, 970423)]