401067160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{771283}}^1$

素因数の和:771307

約数の個数: 32

約数和(自身を含む): 971817840

約数和(自身を除く): 570750680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 771283, 1542566, 3085132, 3856415, 6170264, 7712830, 10026679, 15425660, 20053358, 30851320, 40106716, 50133395, 80213432, 100266790, 200533580, 401067160]

約数ペア:

[(1, 401067160), (2, 200533580), (4, 100266790), (5, 80213432), (8, 50133395), (10, 40106716), (13, 30851320), (20, 20053358), (26, 15425660), (40, 10026679), (52, 7712830), (65, 6170264), (104, 3856415), (130, 3085132), (260, 1542566), (520, 771283)]