28506777520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27410363}}^1$

素因数の和:27410389

約数の個数: 40

約数和(自身を含む): 71376587856

約数和(自身を除く): 42869810336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 27410363, 54820726, 109641452, 137051815, 219282904, 274103630, 356334719, 438565808, 548207260, 712669438, 1096414520, 1425338876, 1781673595, 2192829040, 2850677752, 3563347190, 5701355504, 7126694380, 14253388760, 28506777520]

約数ペア:

[(1, 28506777520), (2, 14253388760), (4, 7126694380), (5, 5701355504), (8, 3563347190), (10, 2850677752), (13, 2192829040), (16, 1781673595), (20, 1425338876), (26, 1096414520), (40, 712669438), (52, 548207260), (65, 438565808), (80, 356334719), (104, 274103630), (130, 219282904), (208, 137051815), (260, 109641452), (520, 54820726), (1040, 27410363)]