2019616900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{907}}^1\times {\mathrm{3181}}^1$

素因数の和:4109

約数の個数: 72

約数和(自身を含む): 5015748416

約数和(自身を除く): 2996131516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 907, 1814, 3181, 3628, 4535, 6349, 6362, 9070, 12698, 12724, 15905, 18140, 22267, 22675, 25396, 31745, 31810, 44534, 45350, 63490, 63620, 79525, 89068, 90700, 111335, 126980, 158725, 159050, 222670, 317450, 318100, 445340, 556675, 634900, 1113350, 2226700, 2885167, 5770334, 11540668, 14425835, 20196169, 28851670, 40392338, 57703340, 72129175, 80784676, 100980845, 144258350, 201961690, 288516700, 403923380, 504904225, 1009808450, 2019616900]

約数ペア:

[(1, 2019616900), (2, 1009808450), (4, 504904225), (5, 403923380), (7, 288516700), (10, 201961690), (14, 144258350), (20, 100980845), (25, 80784676), (28, 72129175), (35, 57703340), (50, 40392338), (70, 28851670), (100, 20196169), (140, 14425835), (175, 11540668), (350, 5770334), (700, 2885167), (907, 2226700), (1814, 1113350), (3181, 634900), (3628, 556675), (4535, 445340), (6349, 318100), (6362, 317450), (9070, 222670), (12698, 159050), (12724, 158725), (15905, 126980), (18140, 111335), (22267, 90700), (22675, 89068), (25396, 79525), (31745, 63620), (31810, 63490), (44534, 45350)]