20173856240

素因数分解:

$2^4\times 5^1\times {\mathrm{252173203}}^1$

素因数の和:252173216

約数の個数: 20

約数和(自身を含む): 46904215944

約数和(自身を除く): 26730359704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252173203, 504346406, 1008692812, 1260866015, 2017385624, 2521732030, 4034771248, 5043464060, 10086928120, 20173856240]

約数ペア:

[(1, 20173856240), (2, 10086928120), (4, 5043464060), (5, 4034771248), (8, 2521732030), (10, 2017385624), (16, 1260866015), (20, 1008692812), (40, 504346406), (80, 252173203)]