2105740220

素因数分解:

$2^2\times 5^1\times {\mathrm{17909}}^1\times {\mathrm{5879}}^1$

素因数の和:23797

約数の個数: 24

約数和(自身を含む): 4423053600

約数和(自身を除く): 2317313380

約数列:

[1, 2, 4, 5, 10, 20, 5879, 11758, 17909, 23516, 29395, 35818, 58790, 71636, 89545, 117580, 179090, 358180, 105287011, 210574022, 421148044, 526435055, 1052870110, 2105740220]

約数ペア:

[(1, 2105740220), (2, 1052870110), (4, 526435055), (5, 421148044), (10, 210574022), (20, 105287011), (5879, 358180), (11758, 179090), (17909, 117580), (23516, 89545), (29395, 71636), (35818, 58790)]