2216480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1979}}^1$

素因数の和:2001

約数の個数: 48

約数和(自身を含む): 5987520

約数和(自身を除く): 3771040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1979, 3958, 7916, 9895, 13853, 15832, 19790, 27706, 31664, 39580, 55412, 63328, 69265, 79160, 110824, 138530, 158320, 221648, 277060, 316640, 443296, 554120, 1108240, 2216480]

約数ペア:

[(1, 2216480), (2, 1108240), (4, 554120), (5, 443296), (7, 316640), (8, 277060), (10, 221648), (14, 158320), (16, 138530), (20, 110824), (28, 79160), (32, 69265), (35, 63328), (40, 55412), (56, 39580), (70, 31664), (80, 27706), (112, 19790), (140, 15832), (160, 13853), (224, 9895), (280, 7916), (560, 3958), (1120, 1979)]