56521960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6761}}^1$

素因数の和:6802

約数の個数: 64

約数和(自身を含む): 146059200

約数和(自身を除く): 89537240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 6761, 8360, 13522, 27044, 33805, 54088, 67610, 74371, 128459, 135220, 148742, 256918, 270440, 297484, 371855, 513836, 594968, 642295, 743710, 1027672, 1284590, 1413049, 1487420, 2569180, 2826098, 2974840, 5138360, 5652196, 7065245, 11304392, 14130490, 28260980, 56521960]

約数ペア:

[(1, 56521960), (2, 28260980), (4, 14130490), (5, 11304392), (8, 7065245), (10, 5652196), (11, 5138360), (19, 2974840), (20, 2826098), (22, 2569180), (38, 1487420), (40, 1413049), (44, 1284590), (55, 1027672), (76, 743710), (88, 642295), (95, 594968), (110, 513836), (152, 371855), (190, 297484), (209, 270440), (220, 256918), (380, 148742), (418, 135220), (440, 128459), (760, 74371), (836, 67610), (1045, 54088), (1672, 33805), (2090, 27044), (4180, 13522), (6761, 8360)]