2618620

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 5529888

約数和(自身を除く): 2911268

約数列:

[1, 2, 4, 5, 10, 20, 311, 421, 622, 842, 1244, 1555, 1684, 2105, 3110, 4210, 6220, 8420, 130931, 261862, 523724, 654655, 1309310, 2618620]

約数ペア:

[(1, 2618620), (2, 1309310), (4, 654655), (5, 523724), (10, 261862), (20, 130931), (311, 8420), (421, 6220), (622, 4210), (842, 3110), (1244, 2105), (1555, 1684)]