55387660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{145757}}^1$

素因数の和:145785

約数の個数: 24

約数和(自身を含む): 122436720

約数和(自身を除く): 67049060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 145757, 291514, 583028, 728785, 1457570, 2769383, 2915140, 5538766, 11077532, 13846915, 27693830, 55387660]

約数ペア:

[(1, 55387660), (2, 27693830), (4, 13846915), (5, 11077532), (10, 5538766), (19, 2915140), (20, 2769383), (38, 1457570), (76, 728785), (95, 583028), (190, 291514), (380, 145757)]