19727520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:654

約数の個数: 96

約数和(自身を含む): 63104832

約数和(自身を除く): 43377312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 160, 219, 240, 292, 365, 438, 480, 563, 584, 730, 876, 1095, 1126, 1168, 1460, 1689, 1752, 2190, 2252, 2336, 2815, 2920, 3378, 3504, 4380, 4504, 5630, 5840, 6756, 7008, 8445, 8760, 9008, 11260, 11680, 13512, 16890, 17520, 18016, 22520, 27024, 33780, 35040, 41099, 45040, 54048, 67560, 82198, 90080, 123297, 135120, 164396, 205495, 246594, 270240, 328792, 410990, 493188, 616485, 657584, 821980, 986376, 1232970, 1315168, 1643960, 1972752, 2465940, 3287920, 3945504, 4931880, 6575840, 9863760, 19727520]

約数ペア:

[(1, 19727520), (2, 9863760), (3, 6575840), (4, 4931880), (5, 3945504), (6, 3287920), (8, 2465940), (10, 1972752), (12, 1643960), (15, 1315168), (16, 1232970), (20, 986376), (24, 821980), (30, 657584), (32, 616485), (40, 493188), (48, 410990), (60, 328792), (73, 270240), (80, 246594), (96, 205495), (120, 164396), (146, 135120), (160, 123297), (219, 90080), (240, 82198), (292, 67560), (365, 54048), (438, 45040), (480, 41099), (563, 35040), (584, 33780), (730, 27024), (876, 22520), (1095, 18016), (1126, 17520), (1168, 16890), (1460, 13512), (1689, 11680), (1752, 11260), (2190, 9008), (2252, 8760), (2336, 8445), (2815, 7008), (2920, 6756), (3378, 5840), (3504, 5630), (4380, 4504)]