51621740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89003}}^1$

素因数の和:89041

約数の個数: 24

約数和(自身を含む): 112145040

約数和(自身を除く): 60523300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 89003, 178006, 356012, 445015, 890030, 1780060, 2581087, 5162174, 10324348, 12905435, 25810870, 51621740]

約数ペア:

[(1, 51621740), (2, 25810870), (4, 12905435), (5, 10324348), (10, 5162174), (20, 2581087), (29, 1780060), (58, 890030), (116, 445015), (145, 356012), (290, 178006), (580, 89003)]