23165720

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1669}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 52304400

約数和(自身を除く): 29138680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1669, 1735, 2776, 3338, 3470, 6676, 6940, 8345, 13352, 13880, 16690, 33380, 66760, 579143, 1158286, 2316572, 2895715, 4633144, 5791430, 11582860, 23165720]

約数ペア:

[(1, 23165720), (2, 11582860), (4, 5791430), (5, 4633144), (8, 2895715), (10, 2316572), (20, 1158286), (40, 579143), (347, 66760), (694, 33380), (1388, 16690), (1669, 13880), (1735, 13352), (2776, 8345), (3338, 6940), (3470, 6676)]