2016779420

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{77153}}^1$

素因数の和:78469

約数の個数: 24

約数和(自身を含む): 4238532144

約数和(自身を除く): 2221752724

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 13070, 26140, 77153, 154306, 308612, 385765, 771530, 1543060, 100838971, 201677942, 403355884, 504194855, 1008389710, 2016779420]

約数ペア:

[(1, 2016779420), (2, 1008389710), (4, 504194855), (5, 403355884), (10, 201677942), (20, 100838971), (1307, 1543060), (2614, 771530), (5228, 385765), (6535, 308612), (13070, 154306), (26140, 77153)]