40013008

素因数分解:

$2^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 80

約数和(自身を含む): 94636800

約数和(自身を除く): 54623792

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 317, 322, 343, 368, 392, 634, 644, 686, 784, 1127, 1268, 1288, 1372, 2219, 2254, 2536, 2576, 2744, 4438, 4508, 5072, 5488, 7291, 7889, 8876, 9016, 14582, 15533, 15778, 17752, 18032, 29164, 31066, 31556, 35504, 51037, 58328, 62132, 63112, 102074, 108731, 116656, 124264, 126224, 204148, 217462, 248528, 357259, 408296, 434924, 714518, 816592, 869848, 1429036, 1739696, 2500813, 2858072, 5001626, 5716144, 10003252, 20006504, 40013008]

約数ペア:

[(1, 40013008), (2, 20006504), (4, 10003252), (7, 5716144), (8, 5001626), (14, 2858072), (16, 2500813), (23, 1739696), (28, 1429036), (46, 869848), (49, 816592), (56, 714518), (92, 434924), (98, 408296), (112, 357259), (161, 248528), (184, 217462), (196, 204148), (317, 126224), (322, 124264), (343, 116656), (368, 108731), (392, 102074), (634, 63112), (644, 62132), (686, 58328), (784, 51037), (1127, 35504), (1268, 31556), (1288, 31066), (1372, 29164), (2219, 18032), (2254, 17752), (2536, 15778), (2576, 15533), (2744, 14582), (4438, 9016), (4508, 8876), (5072, 7889), (5488, 7291)]