20112240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1846

約数の個数: 80

約数和(自身を含む): 63710208

約数和(自身を除く): 43597968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1783, 1880, 2256, 2820, 3566, 3760, 5349, 5640, 7132, 8915, 10698, 11280, 14264, 17830, 21396, 26745, 28528, 35660, 42792, 53490, 71320, 83801, 85584, 106980, 142640, 167602, 213960, 251403, 335204, 419005, 427920, 502806, 670408, 838010, 1005612, 1257015, 1340816, 1676020, 2011224, 2514030, 3352040, 4022448, 5028060, 6704080, 10056120, 20112240]

約数ペア:

[(1, 20112240), (2, 10056120), (3, 6704080), (4, 5028060), (5, 4022448), (6, 3352040), (8, 2514030), (10, 2011224), (12, 1676020), (15, 1340816), (16, 1257015), (20, 1005612), (24, 838010), (30, 670408), (40, 502806), (47, 427920), (48, 419005), (60, 335204), (80, 251403), (94, 213960), (120, 167602), (141, 142640), (188, 106980), (235, 85584), (240, 83801), (282, 71320), (376, 53490), (470, 42792), (564, 35660), (705, 28528), (752, 26745), (940, 21396), (1128, 17830), (1410, 14264), (1783, 11280), (1880, 10698), (2256, 8915), (2820, 7132), (3566, 5640), (3760, 5349)]