28027080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{25951}}^1$

素因数の和:25971

約数の個数: 64

約数和(自身を含む): 93427200

約数和(自身を除く): 65400120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 25951, 51902, 77853, 103804, 129755, 155706, 207608, 233559, 259510, 311412, 389265, 467118, 519020, 622824, 700677, 778530, 934236, 1038040, 1167795, 1401354, 1557060, 1868472, 2335590, 2802708, 3114120, 3503385, 4671180, 5605416, 7006770, 9342360, 14013540, 28027080]

約数ペア:

[(1, 28027080), (2, 14013540), (3, 9342360), (4, 7006770), (5, 5605416), (6, 4671180), (8, 3503385), (9, 3114120), (10, 2802708), (12, 2335590), (15, 1868472), (18, 1557060), (20, 1401354), (24, 1167795), (27, 1038040), (30, 934236), (36, 778530), (40, 700677), (45, 622824), (54, 519020), (60, 467118), (72, 389265), (90, 311412), (108, 259510), (120, 233559), (135, 207608), (180, 155706), (216, 129755), (270, 103804), (360, 77853), (540, 51902), (1080, 25951)]