309939070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{260453}}^1$

素因数の和:260484

約数の個数: 32

約数和(自身を含む): 675096768

約数和(自身を除く): 365157698

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 260453, 520906, 1302265, 1823171, 2604530, 3646342, 4427701, 8855402, 9115855, 18231710, 22138505, 30993907, 44277010, 61987814, 154969535, 309939070]

約数ペア:

[(1, 309939070), (2, 154969535), (5, 61987814), (7, 44277010), (10, 30993907), (14, 22138505), (17, 18231710), (34, 9115855), (35, 8855402), (70, 4427701), (85, 3646342), (119, 2604530), (170, 1823171), (238, 1302265), (595, 520906), (1190, 260453)]