38935540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278111}}^1$

素因数の和:278127

約数の個数: 24

約数和(自身を含む): 93445632

約数和(自身を除く): 54510092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278111, 556222, 1112444, 1390555, 1946777, 2781110, 3893554, 5562220, 7787108, 9733885, 19467770, 38935540]

約数ペア:

[(1, 38935540), (2, 19467770), (4, 9733885), (5, 7787108), (7, 5562220), (10, 3893554), (14, 2781110), (20, 1946777), (28, 1390555), (35, 1112444), (70, 556222), (140, 278111)]