2019929704700

素因数分解:

$2^2\times 5^2\times {\mathrm{25693}}^1\times {\mathrm{786179}}^1$

素因数の和:811886

約数の個数: 36

約数和(自身を含む): 4383423635640

約数和(自身を除く): 2363493930940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 25693, 51386, 102772, 128465, 256930, 513860, 642325, 786179, 1284650, 1572358, 2569300, 3144716, 3930895, 7861790, 15723580, 19654475, 39308950, 78617900, 20199297047, 40398594094, 80797188188, 100996485235, 201992970470, 403985940940, 504982426175, 1009964852350, 2019929704700]

約数ペア:

[(1, 2019929704700), (2, 1009964852350), (4, 504982426175), (5, 403985940940), (10, 201992970470), (20, 100996485235), (25, 80797188188), (50, 40398594094), (100, 20199297047), (25693, 78617900), (51386, 39308950), (102772, 19654475), (128465, 15723580), (256930, 7861790), (513860, 3930895), (642325, 3144716), (786179, 2569300), (1284650, 1572358)]