6391220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 15640800

約数和(自身を除く): 9249580

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 139, 190, 209, 220, 242, 278, 380, 418, 484, 556, 605, 695, 836, 1045, 1210, 1390, 1529, 2090, 2299, 2420, 2641, 2780, 3058, 4180, 4598, 5282, 6116, 7645, 9196, 10564, 11495, 13205, 15290, 16819, 22990, 26410, 29051, 30580, 33638, 45980, 52820, 58102, 67276, 84095, 116204, 145255, 168190, 290510, 319561, 336380, 581020, 639122, 1278244, 1597805, 3195610, 6391220]

約数ペア:

[(1, 6391220), (2, 3195610), (4, 1597805), (5, 1278244), (10, 639122), (11, 581020), (19, 336380), (20, 319561), (22, 290510), (38, 168190), (44, 145255), (55, 116204), (76, 84095), (95, 67276), (110, 58102), (121, 52820), (139, 45980), (190, 33638), (209, 30580), (220, 29051), (242, 26410), (278, 22990), (380, 16819), (418, 15290), (484, 13205), (556, 11495), (605, 10564), (695, 9196), (836, 7645), (1045, 6116), (1210, 5282), (1390, 4598), (1529, 4180), (2090, 3058), (2299, 2780), (2420, 2641)]