2580630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 6719760

約数和(自身を除く): 4139130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 509, 845, 1014, 1018, 1527, 1690, 2535, 2545, 3054, 5070, 5090, 6617, 7635, 13234, 15270, 19851, 33085, 39702, 66170, 86021, 99255, 172042, 198510, 258063, 430105, 516126, 860210, 1290315, 2580630]

約数ペア:

[(1, 2580630), (2, 1290315), (3, 860210), (5, 516126), (6, 430105), (10, 258063), (13, 198510), (15, 172042), (26, 99255), (30, 86021), (39, 66170), (65, 39702), (78, 33085), (130, 19851), (169, 15270), (195, 13234), (338, 7635), (390, 6617), (507, 5090), (509, 5070), (845, 3054), (1014, 2545), (1018, 2535), (1527, 1690)]