39721552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2$

素因数の和:105

約数の個数: 90

約数和(自身を含む): 91440762

約数和(自身を除く): 51719210

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 361, 368, 437, 494, 529, 598, 722, 874, 988, 1058, 1196, 1444, 1748, 1976, 2116, 2392, 2888, 3496, 3952, 4232, 4693, 4784, 5681, 5776, 6877, 6992, 8303, 8464, 9386, 10051, 11362, 13754, 16606, 18772, 20102, 22724, 27508, 33212, 37544, 40204, 45448, 55016, 66424, 75088, 80408, 90896, 107939, 110032, 130663, 132848, 160816, 190969, 215878, 261326, 381938, 431756, 522652, 763876, 863512, 1045304, 1527752, 1727024, 2090608, 2482597, 3055504, 4965194, 9930388, 19860776, 39721552]

約数ペア:

[(1, 39721552), (2, 19860776), (4, 9930388), (8, 4965194), (13, 3055504), (16, 2482597), (19, 2090608), (23, 1727024), (26, 1527752), (38, 1045304), (46, 863512), (52, 763876), (76, 522652), (92, 431756), (104, 381938), (152, 261326), (184, 215878), (208, 190969), (247, 160816), (299, 132848), (304, 130663), (361, 110032), (368, 107939), (437, 90896), (494, 80408), (529, 75088), (598, 66424), (722, 55016), (874, 45448), (988, 40204), (1058, 37544), (1196, 33212), (1444, 27508), (1748, 22724), (1976, 20102), (2116, 18772), (2392, 16606), (2888, 13754), (3496, 11362), (3952, 10051), (4232, 9386), (4693, 8464), (4784, 8303), (5681, 6992), (5776, 6877)]