8507940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 27869184

約数和(自身を除く): 19361244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 431, 470, 564, 658, 705, 862, 940, 987, 1293, 1316, 1410, 1645, 1724, 1974, 2155, 2586, 2820, 3017, 3290, 3948, 4310, 4935, 5172, 6034, 6465, 6580, 8620, 9051, 9870, 12068, 12930, 15085, 18102, 19740, 20257, 25860, 30170, 36204, 40514, 45255, 60340, 60771, 81028, 90510, 101285, 121542, 141799, 181020, 202570, 243084, 283598, 303855, 405140, 425397, 567196, 607710, 708995, 850794, 1215420, 1417990, 1701588, 2126985, 2835980, 4253970, 8507940]

約数ペア:

[(1, 8507940), (2, 4253970), (3, 2835980), (4, 2126985), (5, 1701588), (6, 1417990), (7, 1215420), (10, 850794), (12, 708995), (14, 607710), (15, 567196), (20, 425397), (21, 405140), (28, 303855), (30, 283598), (35, 243084), (42, 202570), (47, 181020), (60, 141799), (70, 121542), (84, 101285), (94, 90510), (105, 81028), (140, 60771), (141, 60340), (188, 45255), (210, 40514), (235, 36204), (282, 30170), (329, 25860), (420, 20257), (431, 19740), (470, 18102), (564, 15085), (658, 12930), (705, 12068), (862, 9870), (940, 9051), (987, 8620), (1293, 6580), (1316, 6465), (1410, 6034), (1645, 5172), (1724, 4935), (1974, 4310), (2155, 3948), (2586, 3290), (2820, 3017)]