201923680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{180289}}^1$

素因数の和:180311

約数の個数: 48

約数和(自身を含む): 545196960

約数和(自身を除く): 343273280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 180289, 360578, 721156, 901445, 1262023, 1442312, 1802890, 2524046, 2884624, 3605780, 5048092, 5769248, 6310115, 7211560, 10096184, 12620230, 14423120, 20192368, 25240460, 28846240, 40384736, 50480920, 100961840, 201923680]

約数ペア:

[(1, 201923680), (2, 100961840), (4, 50480920), (5, 40384736), (7, 28846240), (8, 25240460), (10, 20192368), (14, 14423120), (16, 12620230), (20, 10096184), (28, 7211560), (32, 6310115), (35, 5769248), (40, 5048092), (56, 3605780), (70, 2884624), (80, 2524046), (112, 1802890), (140, 1442312), (160, 1262023), (224, 901445), (280, 721156), (560, 360578), (1120, 180289)]