2105250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{401}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 6020352

約数和(自身を除く): 3915102

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 401, 525, 750, 802, 875, 1050, 1203, 1750, 2005, 2406, 2625, 2807, 4010, 5250, 5614, 6015, 8421, 10025, 12030, 14035, 16842, 20050, 28070, 30075, 42105, 50125, 60150, 70175, 84210, 100250, 140350, 150375, 210525, 300750, 350875, 421050, 701750, 1052625, 2105250]

約数ペア:

[(1, 2105250), (2, 1052625), (3, 701750), (5, 421050), (6, 350875), (7, 300750), (10, 210525), (14, 150375), (15, 140350), (21, 100250), (25, 84210), (30, 70175), (35, 60150), (42, 50125), (50, 42105), (70, 30075), (75, 28070), (105, 20050), (125, 16842), (150, 14035), (175, 12030), (210, 10025), (250, 8421), (350, 6015), (375, 5614), (401, 5250), (525, 4010), (750, 2807), (802, 2625), (875, 2406), (1050, 2005), (1203, 1750)]