20102900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3793}}^1$

素因数の和:3860

約数の個数: 36

約数和(自身を含む): 44458092

約数和(自身を除く): 24355192

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 3793, 5300, 7586, 15172, 18965, 37930, 75860, 94825, 189650, 201029, 379300, 402058, 804116, 1005145, 2010290, 4020580, 5025725, 10051450, 20102900]

約数ペア:

[(1, 20102900), (2, 10051450), (4, 5025725), (5, 4020580), (10, 2010290), (20, 1005145), (25, 804116), (50, 402058), (53, 379300), (100, 201029), (106, 189650), (212, 94825), (265, 75860), (530, 37930), (1060, 18965), (1325, 15172), (2650, 7586), (3793, 5300)]