2018686280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3882089}}^1$

素因数の和:3882113

約数の個数: 32

約数和(自身を含む): 4891433400

約数和(自身を除く): 2872747120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3882089, 7764178, 15528356, 19410445, 31056712, 38820890, 50467157, 77641780, 100934314, 155283560, 201868628, 252335785, 403737256, 504671570, 1009343140, 2018686280]

約数ペア:

[(1, 2018686280), (2, 1009343140), (4, 504671570), (5, 403737256), (8, 252335785), (10, 201868628), (13, 155283560), (20, 100934314), (26, 77641780), (40, 50467157), (52, 38820890), (65, 31056712), (104, 19410445), (130, 15528356), (260, 7764178), (520, 3882089)]