207899380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{799613}}^1$

素因数の和:799635

約数の個数: 24

約数和(自身を含む): 470173032

約数和(自身を除く): 262273652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 799613, 1599226, 3198452, 3998065, 7996130, 10394969, 15992260, 20789938, 41579876, 51974845, 103949690, 207899380]

約数ペア:

[(1, 207899380), (2, 103949690), (4, 51974845), (5, 41579876), (10, 20789938), (13, 15992260), (20, 10394969), (26, 7996130), (52, 3998065), (65, 3198452), (130, 1599226), (260, 799613)]