2010871780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1\times {\mathrm{1789}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 4326759360

約数和(自身を除く): 2315887580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1307, 1789, 2614, 3578, 5228, 6535, 7156, 8945, 13070, 17890, 26140, 35780, 56201, 76927, 112402, 153854, 224804, 281005, 307708, 384635, 562010, 769270, 1124020, 1538540, 2338223, 4676446, 9352892, 11691115, 23382230, 46764460, 100543589, 201087178, 402174356, 502717945, 1005435890, 2010871780]

約数ペア:

[(1, 2010871780), (2, 1005435890), (4, 502717945), (5, 402174356), (10, 201087178), (20, 100543589), (43, 46764460), (86, 23382230), (172, 11691115), (215, 9352892), (430, 4676446), (860, 2338223), (1307, 1538540), (1789, 1124020), (2614, 769270), (3578, 562010), (5228, 384635), (6535, 307708), (7156, 281005), (8945, 224804), (13070, 153854), (17890, 112402), (26140, 76927), (35780, 56201)]