7140020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4519}}^1$

素因数の和:4607

約数の個数: 24

約数和(自身を含む): 15187200

約数和(自身を除く): 8047180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 4519, 9038, 18076, 22595, 45190, 90380, 357001, 714002, 1428004, 1785005, 3570010, 7140020]

約数ペア:

[(1, 7140020), (2, 3570010), (4, 1785005), (5, 1428004), (10, 714002), (20, 357001), (79, 90380), (158, 45190), (316, 22595), (395, 18076), (790, 9038), (1580, 4519)]