207046140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{492967}}^1$

素因数の和:492986

約数の個数: 48

約数和(自身を含む): 662548992

約数和(自身を除く): 455502852

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, 492967, 985934, 1478901, 1971868, 2464835, 2957802, 3450769, 4929670, 5915604, 6901538, 7394505, 9859340, 10352307, 13803076, 14789010, 17253845, 20704614, 29578020, 34507690, 41409228, 51761535, 69015380, 103523070, 207046140]

約数ペア:

[(1, 207046140), (2, 103523070), (3, 69015380), (4, 51761535), (5, 41409228), (6, 34507690), (7, 29578020), (10, 20704614), (12, 17253845), (14, 14789010), (15, 13803076), (20, 10352307), (21, 9859340), (28, 7394505), (30, 6901538), (35, 5915604), (42, 4929670), (60, 3450769), (70, 2957802), (84, 2464835), (105, 1971868), (140, 1478901), (210, 985934), (420, 492967)]