475056820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{7873}}^1$

素因数の和:8320

約数の個数: 48

約数和(自身を含む): 1142926848

約数和(自身を除く): 667870028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2155, 3017, 4310, 6034, 7873, 8620, 12068, 15085, 15746, 30170, 31492, 39365, 55111, 60340, 78730, 110222, 157460, 220444, 275555, 551110, 1102220, 3393263, 6786526, 13573052, 16966315, 23752841, 33932630, 47505682, 67865260, 95011364, 118764205, 237528410, 475056820]

約数ペア:

[(1, 475056820), (2, 237528410), (4, 118764205), (5, 95011364), (7, 67865260), (10, 47505682), (14, 33932630), (20, 23752841), (28, 16966315), (35, 13573052), (70, 6786526), (140, 3393263), (431, 1102220), (862, 551110), (1724, 275555), (2155, 220444), (3017, 157460), (4310, 110222), (6034, 78730), (7873, 60340), (8620, 55111), (12068, 39365), (15085, 31492), (15746, 30170)]