389940250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{222823}}^1$

素因数の和:222847

約数の個数: 32

約数和(自身を含む): 834253056

約数和(自身を除く): 444312806

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 222823, 445646, 1114115, 1559761, 2228230, 3119522, 5570575, 7798805, 11141150, 15597610, 27852875, 38994025, 55705750, 77988050, 194970125, 389940250]

約数ペア:

[(1, 389940250), (2, 194970125), (5, 77988050), (7, 55705750), (10, 38994025), (14, 27852875), (25, 15597610), (35, 11141150), (50, 7798805), (70, 5570575), (125, 3119522), (175, 2228230), (250, 1559761), (350, 1114115), (875, 445646), (1750, 222823)]