31838870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 39078250

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 259, 266, 370, 518, 647, 665, 703, 1294, 1295, 1330, 1406, 2590, 3235, 3515, 4529, 4921, 6470, 7030, 9058, 9842, 12293, 22645, 23939, 24586, 24605, 45290, 47878, 49210, 61465, 86051, 119695, 122930, 167573, 172102, 239390, 335146, 430255, 454841, 837865, 860510, 909682, 1675730, 2274205, 3183887, 4548410, 6367774, 15919435, 31838870]

約数ペア:

[(1, 31838870), (2, 15919435), (5, 6367774), (7, 4548410), (10, 3183887), (14, 2274205), (19, 1675730), (35, 909682), (37, 860510), (38, 837865), (70, 454841), (74, 430255), (95, 335146), (133, 239390), (185, 172102), (190, 167573), (259, 122930), (266, 119695), (370, 86051), (518, 61465), (647, 49210), (665, 47878), (703, 45290), (1294, 24605), (1295, 24586), (1330, 23939), (1406, 22645), (2590, 12293), (3235, 9842), (3515, 9058), (4529, 7030), (4921, 6470)]