104945440

素因数分解:

$2^5\times 5^1\times {\mathrm{655909}}^1$

素因数の和:655924

約数の個数: 24

約数和(自身を含む): 247933980

約数和(自身を除く): 142988540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 655909, 1311818, 2623636, 3279545, 5247272, 6559090, 10494544, 13118180, 20989088, 26236360, 52472720, 104945440]

約数ペア:

[(1, 104945440), (2, 52472720), (4, 26236360), (5, 20989088), (8, 13118180), (10, 10494544), (16, 6559090), (20, 5247272), (32, 3279545), (40, 2623636), (80, 1311818), (160, 655909)]