212203480

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{67153}}^1$

素因数の和:67243

約数の個数: 32

約数和(自身を含む): 483508800

約数和(自身を除く): 271305320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 67153, 134306, 268612, 335765, 537224, 671530, 1343060, 2686120, 5305087, 10610174, 21220348, 26525435, 42440696, 53050870, 106101740, 212203480]

約数ペア:

[(1, 212203480), (2, 106101740), (4, 53050870), (5, 42440696), (8, 26525435), (10, 21220348), (20, 10610174), (40, 5305087), (79, 2686120), (158, 1343060), (316, 671530), (395, 537224), (632, 335765), (790, 268612), (1580, 134306), (3160, 67153)]