55401680

素因数分解:

$2^4\times 5^1\times {\mathrm{692521}}^1$

素因数の和:692534

約数の個数: 20

約数和(自身を含む): 128809092

約数和(自身を除く): 73407412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 692521, 1385042, 2770084, 3462605, 5540168, 6925210, 11080336, 13850420, 27700840, 55401680]

約数ペア:

[(1, 55401680), (2, 27700840), (4, 13850420), (5, 11080336), (8, 6925210), (10, 5540168), (16, 3462605), (20, 2770084), (40, 1385042), (80, 692521)]