20161777370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{143797}}^1$

素因数の和:145814

約数の個数: 32

約数和(自身を含む): 41496651648

約数和(自身を除く): 21334874278

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2003, 4006, 10015, 14021, 20030, 28042, 70105, 140210, 143797, 287594, 718985, 1006579, 1437970, 2013158, 5032895, 10065790, 288025391, 576050782, 1440126955, 2016177737, 2880253910, 4032355474, 10080888685, 20161777370]

約数ペア:

[(1, 20161777370), (2, 10080888685), (5, 4032355474), (7, 2880253910), (10, 2016177737), (14, 1440126955), (35, 576050782), (70, 288025391), (2003, 10065790), (4006, 5032895), (10015, 2013158), (14021, 1437970), (20030, 1006579), (28042, 718985), (70105, 287594), (140210, 143797)]