290083220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2072023}}^1$

素因数の和:2072039

約数の個数: 24

約数和(自身を含む): 696200064

約数和(自身を除く): 406116844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2072023, 4144046, 8288092, 10360115, 14504161, 20720230, 29008322, 41440460, 58016644, 72520805, 145041610, 290083220]

約数ペア:

[(1, 290083220), (2, 145041610), (4, 72520805), (5, 58016644), (7, 41440460), (10, 29008322), (14, 20720230), (20, 14504161), (28, 10360115), (35, 8288092), (70, 4144046), (140, 2072023)]