190384520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71039}}^1$

素因数の和:71117

約数の個数: 32

約数和(自身を含む): 434764800

約数和(自身を除く): 244380280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 71039, 142078, 284156, 355195, 568312, 710390, 1420780, 2841560, 4759613, 9519226, 19038452, 23798065, 38076904, 47596130, 95192260, 190384520]

約数ペア:

[(1, 190384520), (2, 95192260), (4, 47596130), (5, 38076904), (8, 23798065), (10, 19038452), (20, 9519226), (40, 4759613), (67, 2841560), (134, 1420780), (268, 710390), (335, 568312), (536, 355195), (670, 284156), (1340, 142078), (2680, 71039)]