381302713580

素因数分解:

$2^2\times 5^1\times {\mathrm{210193}}^1\times {\mathrm{90703}}^1$

素因数の和:300905

約数の個数: 24

約数和(自身を含む): 800748336192

約数和(自身を除く): 419445622612

約数列:

[1, 2, 4, 5, 10, 20, 90703, 181406, 210193, 362812, 420386, 453515, 840772, 907030, 1050965, 1814060, 2101930, 4203860, 19065135679, 38130271358, 76260542716, 95325678395, 190651356790, 381302713580]

約数ペア:

[(1, 381302713580), (2, 190651356790), (4, 95325678395), (5, 76260542716), (10, 38130271358), (20, 19065135679), (90703, 4203860), (181406, 2101930), (210193, 1814060), (362812, 1050965), (420386, 907030), (453515, 840772)]