30685490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3929}}^1$

素因数の和:4018

約数の個数: 32

約数和(自身を含む): 61119360

約数和(自身を除く): 30433870

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 3929, 7810, 7858, 19645, 39290, 43219, 86438, 216095, 278959, 432190, 557918, 1394795, 2789590, 3068549, 6137098, 15342745, 30685490]

約数ペア:

[(1, 30685490), (2, 15342745), (5, 6137098), (10, 3068549), (11, 2789590), (22, 1394795), (55, 557918), (71, 432190), (110, 278959), (142, 216095), (355, 86438), (710, 43219), (781, 39290), (1562, 19645), (3905, 7858), (3929, 7810)]