1983860

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 4192776

約数和(自身を除く): 2208916

約数列:

[1, 2, 4, 5, 10, 20, 281, 353, 562, 706, 1124, 1405, 1412, 1765, 2810, 3530, 5620, 7060, 99193, 198386, 396772, 495965, 991930, 1983860]

約数ペア:

[(1, 1983860), (2, 991930), (4, 495965), (5, 396772), (10, 198386), (20, 99193), (281, 7060), (353, 5620), (562, 3530), (706, 2810), (1124, 1765), (1405, 1412)]