40721090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 75866544

約数和(自身を除く): 35145454

約数列:

[1, 2, 5, 10, 37, 74, 157, 185, 314, 370, 701, 785, 1402, 1570, 3505, 5809, 7010, 11618, 25937, 29045, 51874, 58090, 110057, 129685, 220114, 259370, 550285, 1100570, 4072109, 8144218, 20360545, 40721090]

約数ペア:

[(1, 40721090), (2, 20360545), (5, 8144218), (10, 4072109), (37, 1100570), (74, 550285), (157, 259370), (185, 220114), (314, 129685), (370, 110057), (701, 58090), (785, 51874), (1402, 29045), (1570, 25937), (3505, 11618), (5809, 7010)]