1679888920

素因数分解:

$2^3\times 5^1\times {\mathrm{3373}}^1\times {\mathrm{12451}}^1$

素因数の和:15835

約数の個数: 32

約数和(自身を含む): 3781174320

約数和(自身を除く): 2101285400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3373, 6746, 12451, 13492, 16865, 24902, 26984, 33730, 49804, 62255, 67460, 99608, 124510, 134920, 249020, 498040, 41997223, 83994446, 167988892, 209986115, 335977784, 419972230, 839944460, 1679888920]

約数ペア:

[(1, 1679888920), (2, 839944460), (4, 419972230), (5, 335977784), (8, 209986115), (10, 167988892), (20, 83994446), (40, 41997223), (3373, 498040), (6746, 249020), (12451, 134920), (13492, 124510), (16865, 99608), (24902, 67460), (26984, 62255), (33730, 49804)]