2439540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13553}}^1$

素因数の和:13568

約数の個数: 36

約数和(自身を含む): 7400484

約数和(自身を除く): 4960944

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 13553, 27106, 40659, 54212, 67765, 81318, 121977, 135530, 162636, 203295, 243954, 271060, 406590, 487908, 609885, 813180, 1219770, 2439540]

約数ペア:

[(1, 2439540), (2, 1219770), (3, 813180), (4, 609885), (5, 487908), (6, 406590), (9, 271060), (10, 243954), (12, 203295), (15, 162636), (18, 135530), (20, 121977), (30, 81318), (36, 67765), (45, 54212), (60, 40659), (90, 27106), (180, 13553)]