42210140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{301501}}^1$

素因数の和:301517

約数の個数: 24

約数和(自身を含む): 101304672

約数和(自身を除く): 59094532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 301501, 603002, 1206004, 1507505, 2110507, 3015010, 4221014, 6030020, 8442028, 10552535, 21105070, 42210140]

約数ペア:

[(1, 42210140), (2, 21105070), (4, 10552535), (5, 8442028), (7, 6030020), (10, 4221014), (14, 3015010), (20, 2110507), (28, 1507505), (35, 1206004), (70, 603002), (140, 301501)]