139518820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{996563}}^1$

素因数の和:996579

約数の個数: 24

約数和(自身を含む): 334845504

約数和(自身を除く): 195326684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 996563, 1993126, 3986252, 4982815, 6975941, 9965630, 13951882, 19931260, 27903764, 34879705, 69759410, 139518820]

約数ペア:

[(1, 139518820), (2, 69759410), (4, 34879705), (5, 27903764), (7, 19931260), (10, 13951882), (14, 9965630), (20, 6975941), (28, 4982815), (35, 3986252), (70, 1993126), (140, 996563)]