56872280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21221}}^1$

素因数の和:21299

約数の個数: 32

約数和(自身を含む): 129878640

約数和(自身を除く): 73006360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 21221, 42442, 84884, 106105, 169768, 212210, 424420, 848840, 1421807, 2843614, 5687228, 7109035, 11374456, 14218070, 28436140, 56872280]

約数ペア:

[(1, 56872280), (2, 28436140), (4, 14218070), (5, 11374456), (8, 7109035), (10, 5687228), (20, 2843614), (40, 1421807), (67, 848840), (134, 424420), (268, 212210), (335, 169768), (536, 106105), (670, 84884), (1340, 42442), (2680, 21221)]