1099140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2617}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 3518592

約数和(自身を除く): 2419452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2617, 5234, 7851, 10468, 13085, 15702, 18319, 26170, 31404, 36638, 39255, 52340, 54957, 73276, 78510, 91595, 109914, 157020, 183190, 219828, 274785, 366380, 549570, 1099140]

約数ペア:

[(1, 1099140), (2, 549570), (3, 366380), (4, 274785), (5, 219828), (6, 183190), (7, 157020), (10, 109914), (12, 91595), (14, 78510), (15, 73276), (20, 54957), (21, 52340), (28, 39255), (30, 36638), (35, 31404), (42, 26170), (60, 18319), (70, 15702), (84, 13085), (105, 10468), (140, 7851), (210, 5234), (420, 2617)]