147996890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{16573}}^1$

素因数の和:16646

約数の個数: 32

約数和(自身を含む): 286398720

約数和(自身を除く): 138401830

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 16573, 33146, 82865, 165730, 314887, 629774, 778931, 1557862, 1574435, 3148870, 3894655, 7789310, 14799689, 29599378, 73998445, 147996890]

約数ペア:

[(1, 147996890), (2, 73998445), (5, 29599378), (10, 14799689), (19, 7789310), (38, 3894655), (47, 3148870), (94, 1574435), (95, 1557862), (190, 778931), (235, 629774), (470, 314887), (893, 165730), (1786, 82865), (4465, 33146), (8930, 16573)]