15664059280

素因数分解:

$2^4\times 5^1\times {\mathrm{195800741}}^1$

素因数の和:195800754

約数の個数: 20

約数和(自身を含む): 36418938012

約数和(自身を除く): 20754878732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195800741, 391601482, 783202964, 979003705, 1566405928, 1958007410, 3132811856, 3916014820, 7832029640, 15664059280]

約数ペア:

[(1, 15664059280), (2, 7832029640), (4, 3916014820), (5, 3132811856), (8, 1958007410), (10, 1566405928), (16, 979003705), (20, 783202964), (40, 391601482), (80, 195800741)]