320320468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{324211}}^1$

素因数の和:324247

約数の個数: 24

約数和(自身を含む): 635455520

約数和(自身を除く): 315135052

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 324211, 648422, 1296844, 4214743, 6160009, 8429486, 12320018, 16858972, 24640036, 80080117, 160160234, 320320468]

約数ペア:

[(1, 320320468), (2, 160160234), (4, 80080117), (13, 24640036), (19, 16858972), (26, 12320018), (38, 8429486), (52, 6160009), (76, 4214743), (247, 1296844), (494, 648422), (988, 324211)]