2220000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{37}}^1$

素因数の和:70

約数の個数: 120

約数和(自身を含む): 7478856

約数和(自身を除く): 5258856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 125, 148, 150, 160, 185, 200, 222, 240, 250, 296, 300, 370, 375, 400, 444, 480, 500, 555, 592, 600, 625, 740, 750, 800, 888, 925, 1000, 1110, 1184, 1200, 1250, 1480, 1500, 1776, 1850, 1875, 2000, 2220, 2400, 2500, 2775, 2960, 3000, 3552, 3700, 3750, 4000, 4440, 4625, 5000, 5550, 5920, 6000, 7400, 7500, 8880, 9250, 10000, 11100, 12000, 13875, 14800, 15000, 17760, 18500, 20000, 22200, 23125, 27750, 29600, 30000, 37000, 44400, 46250, 55500, 60000, 69375, 74000, 88800, 92500, 111000, 138750, 148000, 185000, 222000, 277500, 370000, 444000, 555000, 740000, 1110000, 2220000]

約数ペア:

[(1, 2220000), (2, 1110000), (3, 740000), (4, 555000), (5, 444000), (6, 370000), (8, 277500), (10, 222000), (12, 185000), (15, 148000), (16, 138750), (20, 111000), (24, 92500), (25, 88800), (30, 74000), (32, 69375), (37, 60000), (40, 55500), (48, 46250), (50, 44400), (60, 37000), (74, 30000), (75, 29600), (80, 27750), (96, 23125), (100, 22200), (111, 20000), (120, 18500), (125, 17760), (148, 15000), (150, 14800), (160, 13875), (185, 12000), (200, 11100), (222, 10000), (240, 9250), (250, 8880), (296, 7500), (300, 7400), (370, 6000), (375, 5920), (400, 5550), (444, 5000), (480, 4625), (500, 4440), (555, 4000), (592, 3750), (600, 3700), (625, 3552), (740, 3000), (750, 2960), (800, 2775), (888, 2500), (925, 2400), (1000, 2220), (1110, 2000), (1184, 1875), (1200, 1850), (1250, 1776), (1480, 1500)]