20535310

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5279}}^1$

素因数の和:5675

約数の個数: 16

約数和(自身を含む): 37065600

約数和(自身を除く): 16530290

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 5279, 10558, 26395, 52790, 2053531, 4107062, 10267655, 20535310]

約数ペア:

[(1, 20535310), (2, 10267655), (5, 4107062), (10, 2053531), (389, 52790), (778, 26395), (1945, 10558), (3890, 5279)]