20623920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85933}}^1$

素因数の和:85949

約数の個数: 40

約数和(自身を含む): 63934896

約数和(自身を除く): 43310976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85933, 171866, 257799, 343732, 429665, 515598, 687464, 859330, 1031196, 1288995, 1374928, 1718660, 2062392, 2577990, 3437320, 4124784, 5155980, 6874640, 10311960, 20623920]

約数ペア:

[(1, 20623920), (2, 10311960), (3, 6874640), (4, 5155980), (5, 4124784), (6, 3437320), (8, 2577990), (10, 2062392), (12, 1718660), (15, 1374928), (16, 1288995), (20, 1031196), (24, 859330), (30, 687464), (40, 515598), (48, 429665), (60, 343732), (80, 257799), (120, 171866), (240, 85933)]