2009172310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{209071}}^1$

素因数の和:209140

約数の個数: 24

約数和(自身を含む): 3736952928

約数和(自身を除く): 1727780618

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 4805, 9610, 209071, 418142, 1045355, 2090710, 6481201, 12962402, 32406005, 64812010, 200917231, 401834462, 1004586155, 2009172310]

約数ペア:

[(1, 2009172310), (2, 1004586155), (5, 401834462), (10, 200917231), (31, 64812010), (62, 32406005), (155, 12962402), (310, 6481201), (961, 2090710), (1922, 1045355), (4805, 418142), (9610, 209071)]