40306288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 90396000

約数和(自身を除く): 50089712

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 53, 58, 88, 106, 116, 149, 176, 212, 232, 298, 319, 424, 464, 583, 596, 638, 848, 1166, 1192, 1276, 1537, 1639, 2332, 2384, 2552, 3074, 3278, 4321, 4664, 5104, 6148, 6556, 7897, 8642, 9328, 12296, 13112, 15794, 16907, 17284, 24592, 26224, 31588, 33814, 34568, 47531, 63176, 67628, 69136, 86867, 95062, 126352, 135256, 173734, 190124, 229013, 270512, 347468, 380248, 458026, 694936, 760496, 916052, 1389872, 1832104, 2519143, 3664208, 5038286, 10076572, 20153144, 40306288]

約数ペア:

[(1, 40306288), (2, 20153144), (4, 10076572), (8, 5038286), (11, 3664208), (16, 2519143), (22, 1832104), (29, 1389872), (44, 916052), (53, 760496), (58, 694936), (88, 458026), (106, 380248), (116, 347468), (149, 270512), (176, 229013), (212, 190124), (232, 173734), (298, 135256), (319, 126352), (424, 95062), (464, 86867), (583, 69136), (596, 67628), (638, 63176), (848, 47531), (1166, 34568), (1192, 33814), (1276, 31588), (1537, 26224), (1639, 24592), (2332, 17284), (2384, 16907), (2552, 15794), (3074, 13112), (3278, 12296), (4321, 9328), (4664, 8642), (5104, 7897), (6148, 6556)]