40428726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 91869120

約数和(自身を除く): 51440394

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 61, 78, 87, 122, 174, 183, 293, 366, 377, 586, 754, 793, 879, 1131, 1586, 1758, 1769, 2262, 2379, 3538, 3809, 4758, 5307, 7618, 8497, 10614, 11427, 16994, 17873, 22854, 22997, 25491, 35746, 45994, 50982, 53619, 68991, 107238, 110461, 137982, 220922, 232349, 331383, 464698, 518317, 662766, 697047, 1036634, 1394094, 1554951, 3109902, 6738121, 13476242, 20214363, 40428726]

約数ペア:

[(1, 40428726), (2, 20214363), (3, 13476242), (6, 6738121), (13, 3109902), (26, 1554951), (29, 1394094), (39, 1036634), (58, 697047), (61, 662766), (78, 518317), (87, 464698), (122, 331383), (174, 232349), (183, 220922), (293, 137982), (366, 110461), (377, 107238), (586, 68991), (754, 53619), (793, 50982), (879, 45994), (1131, 35746), (1586, 25491), (1758, 22997), (1769, 22854), (2262, 17873), (2379, 16994), (3538, 11427), (3809, 10614), (4758, 8497), (5307, 7618)]