18912880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33773}}^1$

素因数の和:33793

約数の個数: 40

約数和(自身を含む): 50255712

約数和(自身を除く): 31342832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33773, 67546, 135092, 168865, 236411, 270184, 337730, 472822, 540368, 675460, 945644, 1182055, 1350920, 1891288, 2364110, 2701840, 3782576, 4728220, 9456440, 18912880]

約数ペア:

[(1, 18912880), (2, 9456440), (4, 4728220), (5, 3782576), (7, 2701840), (8, 2364110), (10, 1891288), (14, 1350920), (16, 1182055), (20, 945644), (28, 675460), (35, 540368), (40, 472822), (56, 337730), (70, 270184), (80, 236411), (112, 168865), (140, 135092), (280, 67546), (560, 33773)]