209322890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{5237}}^1$

素因数の和:5822

約数の個数: 32

約数和(自身を含む): 431443584

約数和(自身を除く): 222120694

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 571, 1142, 2855, 3997, 5237, 5710, 7994, 10474, 19985, 26185, 36659, 39970, 52370, 73318, 183295, 366590, 2990327, 5980654, 14951635, 20932289, 29903270, 41864578, 104661445, 209322890]

約数ペア:

[(1, 209322890), (2, 104661445), (5, 41864578), (7, 29903270), (10, 20932289), (14, 14951635), (35, 5980654), (70, 2990327), (571, 366590), (1142, 183295), (2855, 73318), (3997, 52370), (5237, 39970), (5710, 36659), (7994, 26185), (10474, 19985)]