291736870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{2129}}^1$

素因数の和:2400

約数の個数: 32

約数和(自身を含む): 535533120

約数和(自身を除く): 243796250

約数列:

[1, 2, 5, 10, 71, 142, 193, 355, 386, 710, 965, 1930, 2129, 4258, 10645, 13703, 21290, 27406, 68515, 137030, 151159, 302318, 410897, 755795, 821794, 1511590, 2054485, 4108970, 29173687, 58347374, 145868435, 291736870]

約数ペア:

[(1, 291736870), (2, 145868435), (5, 58347374), (10, 29173687), (71, 4108970), (142, 2054485), (193, 1511590), (355, 821794), (386, 755795), (710, 410897), (965, 302318), (1930, 151159), (2129, 137030), (4258, 68515), (10645, 27406), (13703, 21290)]