31143520

素因数分解:

$2^5\times 5^1\times {\mathrm{194647}}^1$

素因数の和:194662

約数の個数: 24

約数和(自身を含む): 73576944

約数和(自身を除く): 42433424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 194647, 389294, 778588, 973235, 1557176, 1946470, 3114352, 3892940, 6228704, 7785880, 15571760, 31143520]

約数ペア:

[(1, 31143520), (2, 15571760), (4, 7785880), (5, 6228704), (8, 3892940), (10, 3114352), (16, 1946470), (20, 1557176), (32, 973235), (40, 778588), (80, 389294), (160, 194647)]