874997030

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{439697}}^1$

素因数の和:439903

約数の個数: 16

約数和(自身を含む): 1582912800

約数和(自身を除く): 707915770

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 439697, 879394, 2198485, 4396970, 87499703, 174999406, 437498515, 874997030]

約数ペア:

[(1, 874997030), (2, 437498515), (5, 174999406), (10, 87499703), (199, 4396970), (398, 2198485), (995, 879394), (1990, 439697)]