2481014770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{691}}^1$

素因数の和:1171

約数の個数: 64

約数和(自身を含む): 4896702720

約数和(自身を除く): 2415687950

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 389, 691, 710, 778, 923, 1382, 1846, 1945, 3455, 3890, 4615, 5057, 6910, 8983, 9230, 10114, 17966, 25285, 27619, 44915, 49061, 50570, 55238, 89830, 98122, 138095, 245305, 268799, 276190, 359047, 490610, 537598, 637793, 718094, 1275586, 1343995, 1795235, 2687990, 3188965, 3494387, 3590470, 6377930, 6988774, 17471935, 19084729, 34943870, 38169458, 95423645, 190847290, 248101477, 496202954, 1240507385, 2481014770]

約数ペア:

[(1, 2481014770), (2, 1240507385), (5, 496202954), (10, 248101477), (13, 190847290), (26, 95423645), (65, 38169458), (71, 34943870), (130, 19084729), (142, 17471935), (355, 6988774), (389, 6377930), (691, 3590470), (710, 3494387), (778, 3188965), (923, 2687990), (1382, 1795235), (1846, 1343995), (1945, 1275586), (3455, 718094), (3890, 637793), (4615, 537598), (5057, 490610), (6910, 359047), (8983, 276190), (9230, 268799), (10114, 245305), (17966, 138095), (25285, 98122), (27619, 89830), (44915, 55238), (49061, 50570)]