223840990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{315269}}^1$

素因数の和:315347

約数の個数: 16

約数和(自身を含む): 408589920

約数和(自身を除く): 184748930

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 315269, 630538, 1576345, 3152690, 22384099, 44768198, 111920495, 223840990]

約数ペア:

[(1, 223840990), (2, 111920495), (5, 44768198), (10, 22384099), (71, 3152690), (142, 1576345), (355, 630538), (710, 315269)]