56759720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21179}}^1$

素因数の和:21257

約数の個数: 32

約数和(自身を含む): 129621600

約数和(自身を除く): 72861880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 21179, 42358, 84716, 105895, 169432, 211790, 423580, 847160, 1418993, 2837986, 5675972, 7094965, 11351944, 14189930, 28379860, 56759720]

約数ペア:

[(1, 56759720), (2, 28379860), (4, 14189930), (5, 11351944), (8, 7094965), (10, 5675972), (20, 2837986), (40, 1418993), (67, 847160), (134, 423580), (268, 211790), (335, 169432), (536, 105895), (670, 84716), (1340, 42358), (2680, 21179)]