19628560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35051}}^1$

素因数の和:35071

約数の個数: 40

約数和(自身を含む): 52157376

約数和(自身を除く): 32528816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35051, 70102, 140204, 175255, 245357, 280408, 350510, 490714, 560816, 701020, 981428, 1226785, 1402040, 1962856, 2453570, 2804080, 3925712, 4907140, 9814280, 19628560]

約数ペア:

[(1, 19628560), (2, 9814280), (4, 4907140), (5, 3925712), (7, 2804080), (8, 2453570), (10, 1962856), (14, 1402040), (16, 1226785), (20, 981428), (28, 701020), (35, 560816), (40, 490714), (56, 350510), (70, 280408), (80, 245357), (112, 175255), (140, 140204), (280, 70102), (560, 35051)]