1278967510

素因数分解:

$2^1\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{54401}}^1$

素因数の和:56759

約数の個数: 16

約数和(自身を含む): 2303163072

約数和(自身を除く): 1024195562

約数列:

[1, 2, 5, 10, 2351, 4702, 11755, 23510, 54401, 108802, 272005, 544010, 127896751, 255793502, 639483755, 1278967510]

約数ペア:

[(1, 1278967510), (2, 639483755), (5, 255793502), (10, 127896751), (2351, 544010), (4702, 272005), (11755, 108802), (23510, 54401)]