6402340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 16087680

約数和(自身を除く): 9685340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 139, 140, 188, 196, 235, 245, 278, 329, 470, 490, 556, 658, 695, 940, 973, 980, 1316, 1390, 1645, 1946, 2303, 2780, 3290, 3892, 4606, 4865, 6533, 6580, 6811, 9212, 9730, 11515, 13066, 13622, 19460, 23030, 26132, 27244, 32665, 34055, 45731, 46060, 65330, 68110, 91462, 130660, 136220, 182924, 228655, 320117, 457310, 640234, 914620, 1280468, 1600585, 3201170, 6402340]

約数ペア:

[(1, 6402340), (2, 3201170), (4, 1600585), (5, 1280468), (7, 914620), (10, 640234), (14, 457310), (20, 320117), (28, 228655), (35, 182924), (47, 136220), (49, 130660), (70, 91462), (94, 68110), (98, 65330), (139, 46060), (140, 45731), (188, 34055), (196, 32665), (235, 27244), (245, 26132), (278, 23030), (329, 19460), (470, 13622), (490, 13066), (556, 11515), (658, 9730), (695, 9212), (940, 6811), (973, 6580), (980, 6533), (1316, 4865), (1390, 4606), (1645, 3892), (1946, 3290), (2303, 2780)]