13574740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 30340800

約数和(自身を除く): 16766060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 257, 278, 380, 514, 556, 695, 1028, 1285, 1390, 2570, 2641, 2780, 4883, 5140, 5282, 9766, 10564, 13205, 19532, 24415, 26410, 35723, 48830, 52820, 71446, 97660, 142892, 178615, 357230, 678737, 714460, 1357474, 2714948, 3393685, 6787370, 13574740]

約数ペア:

[(1, 13574740), (2, 6787370), (4, 3393685), (5, 2714948), (10, 1357474), (19, 714460), (20, 678737), (38, 357230), (76, 178615), (95, 142892), (139, 97660), (190, 71446), (257, 52820), (278, 48830), (380, 35723), (514, 26410), (556, 24415), (695, 19532), (1028, 13205), (1285, 10564), (1390, 9766), (2570, 5282), (2641, 5140), (2780, 4883)]