212386760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{67211}}^1$

素因数の和:67301

約数の個数: 32

約数和(自身を含む): 483926400

約数和(自身を除く): 271539640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 67211, 134422, 268844, 336055, 537688, 672110, 1344220, 2688440, 5309669, 10619338, 21238676, 26548345, 42477352, 53096690, 106193380, 212386760]

約数ペア:

[(1, 212386760), (2, 106193380), (4, 53096690), (5, 42477352), (8, 26548345), (10, 21238676), (20, 10619338), (40, 5309669), (79, 2688440), (158, 1344220), (316, 672110), (395, 537688), (632, 336055), (790, 268844), (1580, 134422), (3160, 67211)]