18820200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4481}}^1$

素因数の和:4507

約数の個数: 96

約数和(自身を含む): 66692160

約数和(自身を除く): 47871960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4481, 8962, 13443, 17924, 22405, 26886, 31367, 35848, 44810, 53772, 62734, 67215, 89620, 94101, 107544, 112025, 125468, 134430, 156835, 179240, 188202, 224050, 250936, 268860, 313670, 336075, 376404, 448100, 470505, 537720, 627340, 672150, 752808, 784175, 896200, 941010, 1254680, 1344300, 1568350, 1882020, 2352525, 2688600, 3136700, 3764040, 4705050, 6273400, 9410100, 18820200]

約数ペア:

[(1, 18820200), (2, 9410100), (3, 6273400), (4, 4705050), (5, 3764040), (6, 3136700), (7, 2688600), (8, 2352525), (10, 1882020), (12, 1568350), (14, 1344300), (15, 1254680), (20, 941010), (21, 896200), (24, 784175), (25, 752808), (28, 672150), (30, 627340), (35, 537720), (40, 470505), (42, 448100), (50, 376404), (56, 336075), (60, 313670), (70, 268860), (75, 250936), (84, 224050), (100, 188202), (105, 179240), (120, 156835), (140, 134430), (150, 125468), (168, 112025), (175, 107544), (200, 94101), (210, 89620), (280, 67215), (300, 62734), (350, 53772), (420, 44810), (525, 35848), (600, 31367), (700, 26886), (840, 22405), (1050, 17924), (1400, 13443), (2100, 8962), (4200, 4481)]