1628540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 3456432

約数和(自身を除く): 1827892

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 761, 1070, 1522, 2140, 3044, 3805, 7610, 15220, 81427, 162854, 325708, 407135, 814270, 1628540]

約数ペア:

[(1, 1628540), (2, 814270), (4, 407135), (5, 325708), (10, 162854), (20, 81427), (107, 15220), (214, 7610), (428, 3805), (535, 3044), (761, 2140), (1070, 1522)]