20387010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97081}}^1$

素因数の和:97098

約数の個数: 32

約数和(自身を含む): 55919232

約数和(自身を除く): 35532222

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97081, 194162, 291243, 485405, 582486, 679567, 970810, 1359134, 1456215, 2038701, 2912430, 3397835, 4077402, 6795670, 10193505, 20387010]

約数ペア:

[(1, 20387010), (2, 10193505), (3, 6795670), (5, 4077402), (6, 3397835), (7, 2912430), (10, 2038701), (14, 1456215), (15, 1359134), (21, 970810), (30, 679567), (35, 582486), (42, 485405), (70, 291243), (105, 194162), (210, 97081)]