19452060440

素因数分解:

$2^3\times 5^1\times {\mathrm{12841}}^1\times {\mathrm{37871}}^1$

素因数の和:50723

約数の個数: 32

約数和(自身を含む): 43771700160

約数和(自身を除く): 24319639720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12841, 25682, 37871, 51364, 64205, 75742, 102728, 128410, 151484, 189355, 256820, 302968, 378710, 513640, 757420, 1514840, 486301511, 972603022, 1945206044, 2431507555, 3890412088, 4863015110, 9726030220, 19452060440]

約数ペア:

[(1, 19452060440), (2, 9726030220), (4, 4863015110), (5, 3890412088), (8, 2431507555), (10, 1945206044), (20, 972603022), (40, 486301511), (12841, 1514840), (25682, 757420), (37871, 513640), (51364, 378710), (64205, 302968), (75742, 256820), (102728, 189355), (128410, 151484)]