4020000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{67}}^1$

素因数の和:100

約数の個数: 120

約数和(自身を含む): 13383216

約数和(自身を除く): 9363216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 67, 75, 80, 96, 100, 120, 125, 134, 150, 160, 200, 201, 240, 250, 268, 300, 335, 375, 400, 402, 480, 500, 536, 600, 625, 670, 750, 800, 804, 1000, 1005, 1072, 1200, 1250, 1340, 1500, 1608, 1675, 1875, 2000, 2010, 2144, 2400, 2500, 2680, 3000, 3216, 3350, 3750, 4000, 4020, 5000, 5025, 5360, 6000, 6432, 6700, 7500, 8040, 8375, 10000, 10050, 10720, 12000, 13400, 15000, 16080, 16750, 20000, 20100, 25125, 26800, 30000, 32160, 33500, 40200, 41875, 50250, 53600, 60000, 67000, 80400, 83750, 100500, 125625, 134000, 160800, 167500, 201000, 251250, 268000, 335000, 402000, 502500, 670000, 804000, 1005000, 1340000, 2010000, 4020000]

約数ペア:

[(1, 4020000), (2, 2010000), (3, 1340000), (4, 1005000), (5, 804000), (6, 670000), (8, 502500), (10, 402000), (12, 335000), (15, 268000), (16, 251250), (20, 201000), (24, 167500), (25, 160800), (30, 134000), (32, 125625), (40, 100500), (48, 83750), (50, 80400), (60, 67000), (67, 60000), (75, 53600), (80, 50250), (96, 41875), (100, 40200), (120, 33500), (125, 32160), (134, 30000), (150, 26800), (160, 25125), (200, 20100), (201, 20000), (240, 16750), (250, 16080), (268, 15000), (300, 13400), (335, 12000), (375, 10720), (400, 10050), (402, 10000), (480, 8375), (500, 8040), (536, 7500), (600, 6700), (625, 6432), (670, 6000), (750, 5360), (800, 5025), (804, 5000), (1000, 4020), (1005, 4000), (1072, 3750), (1200, 3350), (1250, 3216), (1340, 3000), (1500, 2680), (1608, 2500), (1675, 2400), (1875, 2144), (2000, 2010)]