40956410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 85691520

約数和(自身を除く): 44735110

約数列:

[1, 2, 5, 10, 11, 22, 29, 37, 55, 58, 74, 110, 145, 185, 290, 319, 347, 370, 407, 638, 694, 814, 1073, 1595, 1735, 2035, 2146, 3190, 3470, 3817, 4070, 5365, 7634, 10063, 10730, 11803, 12839, 19085, 20126, 23606, 25678, 38170, 50315, 59015, 64195, 100630, 110693, 118030, 128390, 141229, 221386, 282458, 372331, 553465, 706145, 744662, 1106930, 1412290, 1861655, 3723310, 4095641, 8191282, 20478205, 40956410]

約数ペア:

[(1, 40956410), (2, 20478205), (5, 8191282), (10, 4095641), (11, 3723310), (22, 1861655), (29, 1412290), (37, 1106930), (55, 744662), (58, 706145), (74, 553465), (110, 372331), (145, 282458), (185, 221386), (290, 141229), (319, 128390), (347, 118030), (370, 110693), (407, 100630), (638, 64195), (694, 59015), (814, 50315), (1073, 38170), (1595, 25678), (1735, 23606), (2035, 20126), (2146, 19085), (3190, 12839), (3470, 11803), (3817, 10730), (4070, 10063), (5365, 7634)]