13761920

素因数分解:

$2^7\times 5^1\times {\mathrm{21503}}^1$

素因数の和:21522

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 19139200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21503, 43006, 86012, 107515, 172024, 215030, 344048, 430060, 688096, 860120, 1376192, 1720240, 2752384, 3440480, 6880960, 13761920]

約数ペア:

[(1, 13761920), (2, 6880960), (4, 3440480), (5, 2752384), (8, 1720240), (10, 1376192), (16, 860120), (20, 688096), (32, 430060), (40, 344048), (64, 215030), (80, 172024), (128, 107515), (160, 86012), (320, 43006), (640, 21503)]