806670340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{1901}}^1$

素因数の和:2357

約数の個数: 72

約数和(自身を含む): 1976170392

約数和(自身を除く): 1169500052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 433, 490, 866, 980, 1732, 1901, 2165, 3031, 3802, 4330, 6062, 7604, 8660, 9505, 12124, 13307, 15155, 19010, 21217, 26614, 30310, 38020, 42434, 53228, 60620, 66535, 84868, 93149, 106085, 133070, 186298, 212170, 266140, 372596, 424340, 465745, 823133, 931490, 1646266, 1862980, 3292532, 4115665, 5761931, 8231330, 11523862, 16462660, 23047724, 28809655, 40333517, 57619310, 80667034, 115238620, 161334068, 201667585, 403335170, 806670340]

約数ペア:

[(1, 806670340), (2, 403335170), (4, 201667585), (5, 161334068), (7, 115238620), (10, 80667034), (14, 57619310), (20, 40333517), (28, 28809655), (35, 23047724), (49, 16462660), (70, 11523862), (98, 8231330), (140, 5761931), (196, 4115665), (245, 3292532), (433, 1862980), (490, 1646266), (866, 931490), (980, 823133), (1732, 465745), (1901, 424340), (2165, 372596), (3031, 266140), (3802, 212170), (4330, 186298), (6062, 133070), (7604, 106085), (8660, 93149), (9505, 84868), (12124, 66535), (13307, 60620), (15155, 53228), (19010, 42434), (21217, 38020), (26614, 30310)]