38780980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277007}}^1$

素因数の和:277023

約数の個数: 24

約数和(自身を含む): 93074688

約数和(自身を除く): 54293708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277007, 554014, 1108028, 1385035, 1939049, 2770070, 3878098, 5540140, 7756196, 9695245, 19390490, 38780980]

約数ペア:

[(1, 38780980), (2, 19390490), (4, 9695245), (5, 7756196), (7, 5540140), (10, 3878098), (14, 2770070), (20, 1939049), (28, 1385035), (35, 1108028), (70, 554014), (140, 277007)]