278315530

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{200227}}^1$

素因数の和:200373

約数の個数: 16

約数和(自身を含む): 504574560

約数和(自身を除く): 226259030

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 200227, 400454, 1001135, 2002270, 27831553, 55663106, 139157765, 278315530]

約数ペア:

[(1, 278315530), (2, 139157765), (5, 55663106), (10, 27831553), (139, 2002270), (278, 1001135), (695, 400454), (1390, 200227)]