131394620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{938533}}^1$

素因数の和:938549

約数の個数: 24

約数和(自身を含む): 315347424

約数和(自身を除く): 183952804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 938533, 1877066, 3754132, 4692665, 6569731, 9385330, 13139462, 18770660, 26278924, 32848655, 65697310, 131394620]

約数ペア:

[(1, 131394620), (2, 65697310), (4, 32848655), (5, 26278924), (7, 18770660), (10, 13139462), (14, 9385330), (20, 6569731), (28, 4692665), (35, 3754132), (70, 1877066), (140, 938533)]