259466620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1853333}}^1$

素因数の和:1853349

約数の個数: 24

約数和(自身を含む): 622720224

約数和(自身を除く): 363253604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1853333, 3706666, 7413332, 9266665, 12973331, 18533330, 25946662, 37066660, 51893324, 64866655, 129733310, 259466620]

約数ペア:

[(1, 259466620), (2, 129733310), (4, 64866655), (5, 51893324), (7, 37066660), (10, 25946662), (14, 18533330), (20, 12973331), (28, 9266665), (35, 7413332), (70, 3706666), (140, 1853333)]