18508000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{661}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 52049088

約数和(自身を除く): 33541088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 661, 700, 800, 875, 1000, 1120, 1322, 1400, 1750, 2000, 2644, 2800, 3305, 3500, 4000, 4627, 5288, 5600, 6610, 7000, 9254, 10576, 13220, 14000, 16525, 18508, 21152, 23135, 26440, 28000, 33050, 37016, 46270, 52880, 66100, 74032, 82625, 92540, 105760, 115675, 132200, 148064, 165250, 185080, 231350, 264400, 330500, 370160, 462700, 528800, 578375, 661000, 740320, 925400, 1156750, 1322000, 1850800, 2313500, 2644000, 3701600, 4627000, 9254000, 18508000]

約数ペア:

[(1, 18508000), (2, 9254000), (4, 4627000), (5, 3701600), (7, 2644000), (8, 2313500), (10, 1850800), (14, 1322000), (16, 1156750), (20, 925400), (25, 740320), (28, 661000), (32, 578375), (35, 528800), (40, 462700), (50, 370160), (56, 330500), (70, 264400), (80, 231350), (100, 185080), (112, 165250), (125, 148064), (140, 132200), (160, 115675), (175, 105760), (200, 92540), (224, 82625), (250, 74032), (280, 66100), (350, 52880), (400, 46270), (500, 37016), (560, 33050), (661, 28000), (700, 26440), (800, 23135), (875, 21152), (1000, 18508), (1120, 16525), (1322, 14000), (1400, 13220), (1750, 10576), (2000, 9254), (2644, 7000), (2800, 6610), (3305, 5600), (3500, 5288), (4000, 4627)]