55939580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68219}}^1$

素因数の和:68269

約数の個数: 24

約数和(自身を含む): 120340080

約数和(自身を除く): 64400500

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 68219, 136438, 272876, 341095, 682190, 1364380, 2796979, 5593958, 11187916, 13984895, 27969790, 55939580]

約数ペア:

[(1, 55939580), (2, 27969790), (4, 13984895), (5, 11187916), (10, 5593958), (20, 2796979), (41, 1364380), (82, 682190), (164, 341095), (205, 272876), (410, 136438), (820, 68219)]