1728377740

素因数分解:

$2^2\times 5^1\times {\mathrm{2347}}^1\times {\mathrm{36821}}^1$

素因数の和:39177

約数の個数: 24

約数和(自身を含む): 3631238352

約数和(自身を除く): 1902860612

約数列:

[1, 2, 4, 5, 10, 20, 2347, 4694, 9388, 11735, 23470, 36821, 46940, 73642, 147284, 184105, 368210, 736420, 86418887, 172837774, 345675548, 432094435, 864188870, 1728377740]

約数ペア:

[(1, 1728377740), (2, 864188870), (4, 432094435), (5, 345675548), (10, 172837774), (20, 86418887), (2347, 736420), (4694, 368210), (9388, 184105), (11735, 147284), (23470, 73642), (36821, 46940)]