2114380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 4505760

約数和(自身を除く): 2391380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1489, 2978, 5956, 7445, 14890, 29780, 105719, 211438, 422876, 528595, 1057190, 2114380]

約数ペア:

[(1, 2114380), (2, 1057190), (4, 528595), (5, 422876), (10, 211438), (20, 105719), (71, 29780), (142, 14890), (284, 7445), (355, 5956), (710, 2978), (1420, 1489)]