55768420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3413}}^1$

素因数の和:3484

約数の個数: 48

約数和(自身を含む): 126181440

約数和(自身を除く): 70413020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 3413, 4085, 6826, 8170, 13652, 16340, 17065, 34130, 64847, 68260, 129694, 146759, 259388, 293518, 324235, 587036, 648470, 733795, 1296940, 1467590, 2788421, 2935180, 5576842, 11153684, 13942105, 27884210, 55768420]

約数ペア:

[(1, 55768420), (2, 27884210), (4, 13942105), (5, 11153684), (10, 5576842), (19, 2935180), (20, 2788421), (38, 1467590), (43, 1296940), (76, 733795), (86, 648470), (95, 587036), (172, 324235), (190, 293518), (215, 259388), (380, 146759), (430, 129694), (817, 68260), (860, 64847), (1634, 34130), (3268, 17065), (3413, 16340), (4085, 13652), (6826, 8170)]