1320221060

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{904261}}^1$

素因数の和:904343

約数の個数: 24

約数和(自身を含む): 2810446296

約数和(自身を除く): 1490225236

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 904261, 1808522, 3617044, 4521305, 9042610, 18085220, 66011053, 132022106, 264044212, 330055265, 660110530, 1320221060]

約数ペア:

[(1, 1320221060), (2, 660110530), (4, 330055265), (5, 264044212), (10, 132022106), (20, 66011053), (73, 18085220), (146, 9042610), (292, 4521305), (365, 3617044), (730, 1808522), (1460, 904261)]