156908540

素因数分解:

$2^2\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{4127}}^1$

素因数の和:6037

約数の個数: 24

約数和(自身を含む): 329761152

約数和(自身を除く): 172852612

約数列:

[1, 2, 4, 5, 10, 20, 1901, 3802, 4127, 7604, 8254, 9505, 16508, 19010, 20635, 38020, 41270, 82540, 7845427, 15690854, 31381708, 39227135, 78454270, 156908540]

約数ペア:

[(1, 156908540), (2, 78454270), (4, 39227135), (5, 31381708), (10, 15690854), (20, 7845427), (1901, 82540), (3802, 41270), (4127, 38020), (7604, 20635), (8254, 19010), (9505, 16508)]