1784380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6863}}^1$

素因数の和:6885

約数の個数: 24

約数和(自身を含む): 4036032

約数和(自身を除く): 2251652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6863, 13726, 27452, 34315, 68630, 89219, 137260, 178438, 356876, 446095, 892190, 1784380]

約数ペア:

[(1, 1784380), (2, 892190), (4, 446095), (5, 356876), (10, 178438), (13, 137260), (20, 89219), (26, 68630), (52, 34315), (65, 27452), (130, 13726), (260, 6863)]