129870440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463823}}^1$

素因数の和:463841

約数の個数: 32

約数和(自身を含む): 333953280

約数和(自身を除く): 204082840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463823, 927646, 1855292, 2319115, 3246761, 3710584, 4638230, 6493522, 9276460, 12987044, 16233805, 18552920, 25974088, 32467610, 64935220, 129870440]

約数ペア:

[(1, 129870440), (2, 64935220), (4, 32467610), (5, 25974088), (7, 18552920), (8, 16233805), (10, 12987044), (14, 9276460), (20, 6493522), (28, 4638230), (35, 3710584), (40, 3246761), (56, 2319115), (70, 1855292), (140, 927646), (280, 463823)]