401268580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{872323}}^1$

素因数の和:872355

約数の個数: 24

約数和(自身を含む): 879302592

約数和(自身を除く): 478034012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 872323, 1744646, 3489292, 4361615, 8723230, 17446460, 20063429, 40126858, 80253716, 100317145, 200634290, 401268580]

約数ペア:

[(1, 401268580), (2, 200634290), (4, 100317145), (5, 80253716), (10, 40126858), (20, 20063429), (23, 17446460), (46, 8723230), (92, 4361615), (115, 3489292), (230, 1744646), (460, 872323)]