40250140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{287501}}^1$

素因数の和:287517

約数の個数: 24

約数和(自身を含む): 96600672

約数和(自身を除く): 56350532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 287501, 575002, 1150004, 1437505, 2012507, 2875010, 4025014, 5750020, 8050028, 10062535, 20125070, 40250140]

約数ペア:

[(1, 40250140), (2, 20125070), (4, 10062535), (5, 8050028), (7, 5750020), (10, 4025014), (14, 2875010), (20, 2012507), (28, 1437505), (35, 1150004), (70, 575002), (140, 287501)]