9404145020

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1\times {\mathrm{6263}}^1$

素因数の和:6854

約数の個数: 48

約数和(自身を含む): 19905238080

約数和(自身を除く): 10501093060

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 389, 772, 778, 965, 1556, 1930, 1945, 3860, 3890, 6263, 7780, 12526, 25052, 31315, 62630, 75077, 125260, 150154, 300308, 375385, 750770, 1208759, 1501540, 2417518, 2436307, 4835036, 4872614, 6043795, 9745228, 12087590, 12181535, 24175180, 24363070, 48726140, 470207251, 940414502, 1880829004, 2351036255, 4702072510, 9404145020]

約数ペア:

[(1, 9404145020), (2, 4702072510), (4, 2351036255), (5, 1880829004), (10, 940414502), (20, 470207251), (193, 48726140), (386, 24363070), (389, 24175180), (772, 12181535), (778, 12087590), (965, 9745228), (1556, 6043795), (1930, 4872614), (1945, 4835036), (3860, 2436307), (3890, 2417518), (6263, 1501540), (7780, 1208759), (12526, 750770), (25052, 375385), (31315, 300308), (62630, 150154), (75077, 125260)]