2151760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2069}}^1$

素因数の和:2095

約数の個数: 40

約数和(自身を含む): 5390280

約数和(自身を除く): 3238520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2069, 4138, 8276, 10345, 16552, 20690, 26897, 33104, 41380, 53794, 82760, 107588, 134485, 165520, 215176, 268970, 430352, 537940, 1075880, 2151760]

約数ペア:

[(1, 2151760), (2, 1075880), (4, 537940), (5, 430352), (8, 268970), (10, 215176), (13, 165520), (16, 134485), (20, 107588), (26, 82760), (40, 53794), (52, 41380), (65, 33104), (80, 26897), (104, 20690), (130, 16552), (208, 10345), (260, 8276), (520, 4138), (1040, 2069)]