2140280

素因数分解:

$2^3\times 5^1\times {\mathrm{53507}}^1$

素因数の和:53518

約数の個数: 16

約数和(自身を含む): 4815720

約数和(自身を除く): 2675440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53507, 107014, 214028, 267535, 428056, 535070, 1070140, 2140280]

約数ペア:

[(1, 2140280), (2, 1070140), (4, 535070), (5, 428056), (8, 267535), (10, 214028), (20, 107014), (40, 53507)]