142814140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1020101}}^1$

素因数の和:1020117

約数の個数: 24

約数和(自身を含む): 342754272

約数和(自身を除く): 199940132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1020101, 2040202, 4080404, 5100505, 7140707, 10201010, 14281414, 20402020, 28562828, 35703535, 71407070, 142814140]

約数ペア:

[(1, 142814140), (2, 71407070), (4, 35703535), (5, 28562828), (7, 20402020), (10, 14281414), (14, 10201010), (20, 7140707), (28, 5100505), (35, 4080404), (70, 2040202), (140, 1020101)]