39680816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 95827200

約数和(自身を除く): 56146384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 56, 58, 76, 112, 116, 133, 152, 203, 232, 266, 304, 406, 464, 532, 551, 643, 812, 1064, 1102, 1286, 1624, 2128, 2204, 2572, 3248, 3857, 4408, 4501, 5144, 7714, 8816, 9002, 10288, 12217, 15428, 18004, 18647, 24434, 30856, 36008, 37294, 48868, 61712, 72016, 74588, 85519, 97736, 130529, 149176, 171038, 195472, 261058, 298352, 342076, 354293, 522116, 684152, 708586, 1044232, 1368304, 1417172, 2088464, 2480051, 2834344, 4960102, 5668688, 9920204, 19840408, 39680816]

約数ペア:

[(1, 39680816), (2, 19840408), (4, 9920204), (7, 5668688), (8, 4960102), (14, 2834344), (16, 2480051), (19, 2088464), (28, 1417172), (29, 1368304), (38, 1044232), (56, 708586), (58, 684152), (76, 522116), (112, 354293), (116, 342076), (133, 298352), (152, 261058), (203, 195472), (232, 171038), (266, 149176), (304, 130529), (406, 97736), (464, 85519), (532, 74588), (551, 72016), (643, 61712), (812, 48868), (1064, 37294), (1102, 36008), (1286, 30856), (1624, 24434), (2128, 18647), (2204, 18004), (2572, 15428), (3248, 12217), (3857, 10288), (4408, 9002), (4501, 8816), (5144, 7714)]