628760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1429}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 1544400

約数和(自身を除く): 915640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1429, 2858, 5716, 7145, 11432, 14290, 15719, 28580, 31438, 57160, 62876, 78595, 125752, 157190, 314380, 628760]

約数ペア:

[(1, 628760), (2, 314380), (4, 157190), (5, 125752), (8, 78595), (10, 62876), (11, 57160), (20, 31438), (22, 28580), (40, 15719), (44, 14290), (55, 11432), (88, 7145), (110, 5716), (220, 2858), (440, 1429)]