20380451850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1372421}}^1$

素因数の和:1372453

約数の個数: 96

約数和(自身を含む): 61264918080

約数和(自身を除く): 40884466230

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 135, 150, 165, 198, 225, 270, 275, 297, 330, 450, 495, 550, 594, 675, 825, 990, 1350, 1485, 1650, 2475, 2970, 4950, 7425, 14850, 1372421, 2744842, 4117263, 6862105, 8234526, 12351789, 13724210, 15096631, 20586315, 24703578, 30193262, 34310525, 37055367, 41172630, 45289893, 61758945, 68621050, 74110734, 75483155, 90579786, 102931575, 123517890, 135869679, 150966310, 185276835, 205863150, 226449465, 271739358, 308794725, 370553670, 377415775, 407609037, 452898930, 617589450, 679348395, 754831550, 815218074, 926384175, 1132247325, 1358696790, 1852768350, 2038045185, 2264494650, 3396741975, 4076090370, 6793483950, 10190225925, 20380451850]

約数ペア:

[(1, 20380451850), (2, 10190225925), (3, 6793483950), (5, 4076090370), (6, 3396741975), (9, 2264494650), (10, 2038045185), (11, 1852768350), (15, 1358696790), (18, 1132247325), (22, 926384175), (25, 815218074), (27, 754831550), (30, 679348395), (33, 617589450), (45, 452898930), (50, 407609037), (54, 377415775), (55, 370553670), (66, 308794725), (75, 271739358), (90, 226449465), (99, 205863150), (110, 185276835), (135, 150966310), (150, 135869679), (165, 123517890), (198, 102931575), (225, 90579786), (270, 75483155), (275, 74110734), (297, 68621050), (330, 61758945), (450, 45289893), (495, 41172630), (550, 37055367), (594, 34310525), (675, 30193262), (825, 24703578), (990, 20586315), (1350, 15096631), (1485, 13724210), (1650, 12351789), (2475, 8234526), (2970, 6862105), (4950, 4117263), (7425, 2744842), (14850, 1372421)]