84428000

素因数分解:

$2^5\times 5^3\times {\mathrm{21107}}^1$

素因数の和:21132

約数の個数: 48

約数和(自身を含む): 207449424

約数和(自身を除く): 123021424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 21107, 42214, 84428, 105535, 168856, 211070, 337712, 422140, 527675, 675424, 844280, 1055350, 1688560, 2110700, 2638375, 3377120, 4221400, 5276750, 8442800, 10553500, 16885600, 21107000, 42214000, 84428000]

約数ペア:

[(1, 84428000), (2, 42214000), (4, 21107000), (5, 16885600), (8, 10553500), (10, 8442800), (16, 5276750), (20, 4221400), (25, 3377120), (32, 2638375), (40, 2110700), (50, 1688560), (80, 1055350), (100, 844280), (125, 675424), (160, 527675), (200, 422140), (250, 337712), (400, 211070), (500, 168856), (800, 105535), (1000, 84428), (2000, 42214), (4000, 21107)]