40249118

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 78650880

約数和(自身を除く): 38401762

約数列:

[1, 2, 7, 13, 14, 26, 37, 43, 74, 86, 91, 139, 182, 259, 278, 301, 481, 518, 559, 602, 962, 973, 1118, 1591, 1807, 1946, 3182, 3367, 3614, 3913, 5143, 5977, 6734, 7826, 10286, 11137, 11954, 12649, 20683, 22274, 25298, 36001, 41366, 41839, 66859, 72002, 77701, 83678, 133718, 144781, 155402, 221149, 289562, 442298, 468013, 543907, 936026, 1087814, 1548043, 2874937, 3096086, 5749874, 20124559, 40249118]

約数ペア:

[(1, 40249118), (2, 20124559), (7, 5749874), (13, 3096086), (14, 2874937), (26, 1548043), (37, 1087814), (43, 936026), (74, 543907), (86, 468013), (91, 442298), (139, 289562), (182, 221149), (259, 155402), (278, 144781), (301, 133718), (481, 83678), (518, 77701), (559, 72002), (602, 66859), (962, 41839), (973, 41366), (1118, 36001), (1591, 25298), (1807, 22274), (1946, 20683), (3182, 12649), (3367, 11954), (3614, 11137), (3913, 10286), (5143, 7826), (5977, 6734)]