1444842020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{811709}}^1$

素因数の和:811807

約数の個数: 24

約数和(自身を含む): 3068263800

約数和(自身を除く): 1623421780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 811709, 1623418, 3246836, 4058545, 8117090, 16234180, 72242101, 144484202, 288968404, 361210505, 722421010, 1444842020]

約数ペア:

[(1, 1444842020), (2, 722421010), (4, 361210505), (5, 288968404), (10, 144484202), (20, 72242101), (89, 16234180), (178, 8117090), (356, 4058545), (445, 3246836), (890, 1623418), (1780, 811709)]