54529040

素因数分解:

$2^4\times 5^1\times {\mathrm{681613}}^1$

素因数の和:681626

約数の個数: 20

約数和(自身を含む): 126780204

約数和(自身を除く): 72251164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 681613, 1363226, 2726452, 3408065, 5452904, 6816130, 10905808, 13632260, 27264520, 54529040]

約数ペア:

[(1, 54529040), (2, 27264520), (4, 13632260), (5, 10905808), (8, 6816130), (10, 5452904), (16, 3408065), (20, 2726452), (40, 1363226), (80, 681613)]