13946935340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{55819}}^1$

素因数の和:55903

約数の個数: 72

約数和(自身を含む): 32592404880

約数和(自身を除く): 18645469540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 961, 1612, 1922, 2015, 3844, 4030, 4805, 8060, 9610, 12493, 19220, 24986, 49972, 55819, 62465, 111638, 124930, 223276, 249860, 279095, 558190, 725647, 1116380, 1451294, 1730389, 2902588, 3460778, 3628235, 6921556, 7256470, 8651945, 14512940, 17303890, 22495057, 34607780, 44990114, 53642059, 89980228, 107284118, 112475285, 214568236, 224950570, 268210295, 449901140, 536420590, 697346767, 1072841180, 1394693534, 2789387068, 3486733835, 6973467670, 13946935340]

約数ペア:

[(1, 13946935340), (2, 6973467670), (4, 3486733835), (5, 2789387068), (10, 1394693534), (13, 1072841180), (20, 697346767), (26, 536420590), (31, 449901140), (52, 268210295), (62, 224950570), (65, 214568236), (124, 112475285), (130, 107284118), (155, 89980228), (260, 53642059), (310, 44990114), (403, 34607780), (620, 22495057), (806, 17303890), (961, 14512940), (1612, 8651945), (1922, 7256470), (2015, 6921556), (3844, 3628235), (4030, 3460778), (4805, 2902588), (8060, 1730389), (9610, 1451294), (12493, 1116380), (19220, 725647), (24986, 558190), (49972, 279095), (55819, 249860), (62465, 223276), (111638, 124930)]