56521720

素因数分解:

$2^3\times 5^1\times {\mathrm{1413043}}^1$

素因数の和:1413054

約数の個数: 16

約数和(自身を含む): 127173960

約数和(自身を除く): 70652240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1413043, 2826086, 5652172, 7065215, 11304344, 14130430, 28260860, 56521720]

約数ペア:

[(1, 56521720), (2, 28260860), (4, 14130430), (5, 11304344), (8, 7065215), (10, 5652172), (20, 2826086), (40, 1413043)]