1898321110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{248797}}^1$

素因数の和:248920

約数の個数: 32

約数和(自身を含む): 3940960320

約数和(自身を除く): 2042639210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 248797, 497594, 1243985, 1741579, 2487970, 3483158, 8707895, 17415790, 27118873, 54237746, 135594365, 189832111, 271188730, 379664222, 949160555, 1898321110]

約数ペア:

[(1, 1898321110), (2, 949160555), (5, 379664222), (7, 271188730), (10, 189832111), (14, 135594365), (35, 54237746), (70, 27118873), (109, 17415790), (218, 8707895), (545, 3483158), (763, 2487970), (1090, 1741579), (1526, 1243985), (3815, 497594), (7630, 248797)]