20264850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{883}}^1$

素因数の和:921

約数の個数: 96

約数和(自身を含む): 59192640

約数和(自身を除く): 38927790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 45, 50, 51, 54, 75, 85, 90, 102, 135, 150, 153, 170, 225, 255, 270, 306, 425, 450, 459, 510, 675, 765, 850, 883, 918, 1275, 1350, 1530, 1766, 2295, 2550, 2649, 3825, 4415, 4590, 5298, 7650, 7947, 8830, 11475, 13245, 15011, 15894, 22075, 22950, 23841, 26490, 30022, 39735, 44150, 45033, 47682, 66225, 75055, 79470, 90066, 119205, 132450, 135099, 150110, 198675, 225165, 238410, 270198, 375275, 397350, 405297, 450330, 596025, 675495, 750550, 810594, 1125825, 1192050, 1350990, 2026485, 2251650, 3377475, 4052970, 6754950, 10132425, 20264850]

約数ペア:

[(1, 20264850), (2, 10132425), (3, 6754950), (5, 4052970), (6, 3377475), (9, 2251650), (10, 2026485), (15, 1350990), (17, 1192050), (18, 1125825), (25, 810594), (27, 750550), (30, 675495), (34, 596025), (45, 450330), (50, 405297), (51, 397350), (54, 375275), (75, 270198), (85, 238410), (90, 225165), (102, 198675), (135, 150110), (150, 135099), (153, 132450), (170, 119205), (225, 90066), (255, 79470), (270, 75055), (306, 66225), (425, 47682), (450, 45033), (459, 44150), (510, 39735), (675, 30022), (765, 26490), (850, 23841), (883, 22950), (918, 22075), (1275, 15894), (1350, 15011), (1530, 13245), (1766, 11475), (2295, 8830), (2550, 7947), (2649, 7650), (3825, 5298), (4415, 4590)]