194450440

素因数分解:

$2^3\times 5^1\times {\mathrm{4861261}}^1$

素因数の和:4861272

約数の個数: 16

約数和(自身を含む): 437513580

約数和(自身を除く): 243063140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4861261, 9722522, 19445044, 24306305, 38890088, 48612610, 97225220, 194450440]

約数ペア:

[(1, 194450440), (2, 97225220), (4, 48612610), (5, 38890088), (8, 24306305), (10, 19445044), (20, 9722522), (40, 4861261)]