9964420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3923}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 21095424

約数和(自身を除く): 11131004

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 3923, 7846, 15692, 19615, 39230, 78460, 498221, 996442, 1992884, 2491105, 4982210, 9964420]

約数ペア:

[(1, 9964420), (2, 4982210), (4, 2491105), (5, 1992884), (10, 996442), (20, 498221), (127, 78460), (254, 39230), (508, 19615), (635, 15692), (1270, 7846), (2540, 3923)]