20295350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5717}}^1$

素因数の和:5800

約数の個数: 24

約数和(自身を含む): 38287728

約数和(自身を除く): 17992378

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5717, 11434, 28585, 57170, 142925, 285850, 405907, 811814, 2029535, 4059070, 10147675, 20295350]

約数ペア:

[(1, 20295350), (2, 10147675), (5, 4059070), (10, 2029535), (25, 811814), (50, 405907), (71, 285850), (142, 142925), (355, 57170), (710, 28585), (1775, 11434), (3550, 5717)]