28961050

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1890

約数の個数: 24

約数和(自身を含む): 54042300

約数和(自身を除く): 25081250

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 1489, 1945, 2978, 3890, 7445, 9725, 14890, 19450, 37225, 74450, 579221, 1158442, 2896105, 5792210, 14480525, 28961050]

約数ペア:

[(1, 28961050), (2, 14480525), (5, 5792210), (10, 2896105), (25, 1158442), (50, 579221), (389, 74450), (778, 37225), (1489, 19450), (1945, 14890), (2978, 9725), (3890, 7445)]