1620374410

素因数分解:

$2^1\times 5^1\times {\mathrm{4481}}^1\times {\mathrm{36161}}^1$

素因数の和:40649

約数の個数: 16

約数和(自身を含む): 2917405512

約数和(自身を除く): 1297031102

約数列:

[1, 2, 5, 10, 4481, 8962, 22405, 36161, 44810, 72322, 180805, 361610, 162037441, 324074882, 810187205, 1620374410]

約数ペア:

[(1, 1620374410), (2, 810187205), (5, 324074882), (10, 162037441), (4481, 361610), (8962, 180805), (22405, 72322), (36161, 44810)]