20177210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2371}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 38938752

約数和(自身を除く): 18761542

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 2371, 4255, 4742, 8510, 11855, 23710, 54533, 87727, 109066, 175454, 272665, 438635, 545330, 877270, 2017721, 4035442, 10088605, 20177210]

約数ペア:

[(1, 20177210), (2, 10088605), (5, 4035442), (10, 2017721), (23, 877270), (37, 545330), (46, 438635), (74, 272665), (115, 175454), (185, 109066), (230, 87727), (370, 54533), (851, 23710), (1702, 11855), (2371, 8510), (4255, 4742)]