20928110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5641}}^1$

素因数の和:5708

約数の個数: 32

約数和(自身を含む): 43872192

約数和(自身を除く): 22944082

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5641, 11282, 28205, 39487, 56410, 78974, 197435, 298973, 394870, 597946, 1494865, 2092811, 2989730, 4185622, 10464055, 20928110]

約数ペア:

[(1, 20928110), (2, 10464055), (5, 4185622), (7, 2989730), (10, 2092811), (14, 1494865), (35, 597946), (53, 394870), (70, 298973), (106, 197435), (265, 78974), (371, 56410), (530, 39487), (742, 28205), (1855, 11282), (3710, 5641)]