56162420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39551}}^1$

素因数の和:39631

約数の個数: 24

約数和(自身を含む): 119605248

約数和(自身を除く): 63442828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 39551, 79102, 158204, 197755, 395510, 791020, 2808121, 5616242, 11232484, 14040605, 28081210, 56162420]

約数ペア:

[(1, 56162420), (2, 28081210), (4, 14040605), (5, 11232484), (10, 5616242), (20, 2808121), (71, 791020), (142, 395510), (284, 197755), (355, 158204), (710, 79102), (1420, 39551)]