15206417620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{387721}}^1$

素因数の和:387820

約数の個数: 48

約数和(自身を含む): 33415432848

約数和(自身を除く): 18209015228

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3922, 7844, 9805, 19610, 39220, 387721, 775442, 1550884, 1938605, 3877210, 7754420, 14345677, 20549213, 28691354, 41098426, 57382708, 71728385, 82196852, 102746065, 143456770, 205492130, 286913540, 410984260, 760320881, 1520641762, 3041283524, 3801604405, 7603208810, 15206417620]

約数ペア:

[(1, 15206417620), (2, 7603208810), (4, 3801604405), (5, 3041283524), (10, 1520641762), (20, 760320881), (37, 410984260), (53, 286913540), (74, 205492130), (106, 143456770), (148, 102746065), (185, 82196852), (212, 71728385), (265, 57382708), (370, 41098426), (530, 28691354), (740, 20549213), (1060, 14345677), (1961, 7754420), (3922, 3877210), (7844, 1938605), (9805, 1550884), (19610, 775442), (39220, 387721)]