537940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2069}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 1217160

約数和(自身を除く): 679220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2069, 4138, 8276, 10345, 20690, 26897, 41380, 53794, 107588, 134485, 268970, 537940]

約数ペア:

[(1, 537940), (2, 268970), (4, 134485), (5, 107588), (10, 53794), (13, 41380), (20, 26897), (26, 20690), (52, 10345), (65, 8276), (130, 4138), (260, 2069)]