1319180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 2812320

約数和(自身を除く): 1493140

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 929, 1420, 1858, 3716, 4645, 9290, 18580, 65959, 131918, 263836, 329795, 659590, 1319180]

約数ペア:

[(1, 1319180), (2, 659590), (4, 329795), (5, 263836), (10, 131918), (20, 65959), (71, 18580), (142, 9290), (284, 4645), (355, 3716), (710, 1858), (929, 1420)]