2820140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 36

約数和(自身を含む): 6145776

約数和(自身を除く): 3325636

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 370, 412, 515, 740, 1030, 1369, 2060, 2738, 3811, 5476, 6845, 7622, 13690, 15244, 19055, 27380, 38110, 76220, 141007, 282014, 564028, 705035, 1410070, 2820140]

約数ペア:

[(1, 2820140), (2, 1410070), (4, 705035), (5, 564028), (10, 282014), (20, 141007), (37, 76220), (74, 38110), (103, 27380), (148, 19055), (185, 15244), (206, 13690), (370, 7622), (412, 6845), (515, 5476), (740, 3811), (1030, 2738), (1369, 2060)]