298515020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139493}}^1$

素因数の和:139609

約数の個数: 24

約数和(自身を含む): 632744784

約数和(自身を除く): 334229764

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 139493, 278986, 557972, 697465, 1394930, 2789860, 14925751, 29851502, 59703004, 74628755, 149257510, 298515020]

約数ペア:

[(1, 298515020), (2, 149257510), (4, 74628755), (5, 59703004), (10, 29851502), (20, 14925751), (107, 2789860), (214, 1394930), (428, 697465), (535, 557972), (1070, 278986), (2140, 139493)]