2580452380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3389}}^1\times {\mathrm{3461}}^1$

素因数の和:6870

約数の個数: 48

約数和(自身を含む): 5915034720

約数和(自身を除く): 3334582340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3389, 3461, 6778, 6922, 13556, 13844, 16945, 17305, 33890, 34610, 37279, 38071, 67780, 69220, 74558, 76142, 149116, 152284, 186395, 190355, 372790, 380710, 745580, 761420, 11729329, 23458658, 46917316, 58646645, 117293290, 129022619, 234586580, 258045238, 516090476, 645113095, 1290226190, 2580452380]

約数ペア:

[(1, 2580452380), (2, 1290226190), (4, 645113095), (5, 516090476), (10, 258045238), (11, 234586580), (20, 129022619), (22, 117293290), (44, 58646645), (55, 46917316), (110, 23458658), (220, 11729329), (3389, 761420), (3461, 745580), (6778, 380710), (6922, 372790), (13556, 190355), (13844, 186395), (16945, 152284), (17305, 149116), (33890, 76142), (34610, 74558), (37279, 69220), (38071, 67780)]