40940782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 68140800

約数和(自身を除く): 27200018

約数列:

[1, 2, 19, 23, 38, 46, 139, 278, 337, 437, 674, 874, 2641, 3197, 5282, 6394, 6403, 7751, 12806, 15502, 46843, 60743, 93686, 121486, 147269, 294538, 890017, 1077389, 1780034, 2154778, 20470391, 40940782]

約数ペア:

[(1, 40940782), (2, 20470391), (19, 2154778), (23, 1780034), (38, 1077389), (46, 890017), (139, 294538), (278, 147269), (337, 121486), (437, 93686), (674, 60743), (874, 46843), (2641, 15502), (3197, 12806), (5282, 7751), (6394, 6403)]