23209520

素因数分解:

$2^4\times 5^1\times {\mathrm{290119}}^1$

素因数の和:290132

約数の個数: 20

約数和(自身を含む): 53962320

約数和(自身を除く): 30752800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 290119, 580238, 1160476, 1450595, 2320952, 2901190, 4641904, 5802380, 11604760, 23209520]

約数ペア:

[(1, 23209520), (2, 11604760), (4, 5802380), (5, 4641904), (8, 2901190), (10, 2320952), (16, 1450595), (20, 1160476), (40, 580238), (80, 290119)]