40321490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9907}}^1$

素因数の和:9962

約数の個数: 32

約数和(自身を含む): 81324864

約数和(自身を除く): 41003374

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 9907, 19814, 49535, 99070, 108977, 217954, 366559, 544885, 733118, 1089770, 1832795, 3665590, 4032149, 8064298, 20160745, 40321490]

約数ペア:

[(1, 40321490), (2, 20160745), (5, 8064298), (10, 4032149), (11, 3665590), (22, 1832795), (37, 1089770), (55, 733118), (74, 544885), (110, 366559), (185, 217954), (370, 108977), (407, 99070), (814, 49535), (2035, 19814), (4070, 9907)]