1906820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1423}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 4066944

約数和(自身を除く): 2160124

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1423, 2846, 5692, 7115, 14230, 28460, 95341, 190682, 381364, 476705, 953410, 1906820]

約数ペア:

[(1, 1906820), (2, 953410), (4, 476705), (5, 381364), (10, 190682), (20, 95341), (67, 28460), (134, 14230), (268, 7115), (335, 5692), (670, 2846), (1340, 1423)]