40312015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 54648000

約数和(自身を除く): 14335985

約数列:

[1, 5, 17, 19, 85, 95, 109, 229, 323, 545, 1145, 1615, 1853, 2071, 3893, 4351, 9265, 10355, 19465, 21755, 24961, 35207, 73967, 124805, 176035, 369835, 424337, 474259, 2121685, 2371295, 8062403, 40312015]

約数ペア:

[(1, 40312015), (5, 8062403), (17, 2371295), (19, 2121685), (85, 474259), (95, 424337), (109, 369835), (229, 176035), (323, 124805), (545, 73967), (1145, 35207), (1615, 24961), (1853, 21755), (2071, 19465), (3893, 10355), (4351, 9265)]