2937980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 6259680

約数和(自身を除く): 3321700

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2069, 4138, 8276, 10345, 20690, 41380, 146899, 293798, 587596, 734495, 1468990, 2937980]

約数ペア:

[(1, 2937980), (2, 1468990), (4, 734495), (5, 587596), (10, 293798), (20, 146899), (71, 41380), (142, 20690), (284, 10345), (355, 8276), (710, 4138), (1420, 2069)]