19920480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1$

素因数の和:948

約数の個数: 96

約数和(自身を含む): 64157184

約数和(自身を除く): 44236704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 883, 940, 1128, 1410, 1504, 1766, 1880, 2256, 2649, 2820, 3532, 3760, 4415, 4512, 5298, 5640, 7064, 7520, 8830, 10596, 11280, 13245, 14128, 17660, 21192, 22560, 26490, 28256, 35320, 41501, 42384, 52980, 70640, 83002, 84768, 105960, 124503, 141280, 166004, 207505, 211920, 249006, 332008, 415010, 423840, 498012, 622515, 664016, 830020, 996024, 1245030, 1328032, 1660040, 1992048, 2490060, 3320080, 3984096, 4980120, 6640160, 9960240, 19920480]

約数ペア:

[(1, 19920480), (2, 9960240), (3, 6640160), (4, 4980120), (5, 3984096), (6, 3320080), (8, 2490060), (10, 1992048), (12, 1660040), (15, 1328032), (16, 1245030), (20, 996024), (24, 830020), (30, 664016), (32, 622515), (40, 498012), (47, 423840), (48, 415010), (60, 332008), (80, 249006), (94, 211920), (96, 207505), (120, 166004), (141, 141280), (160, 124503), (188, 105960), (235, 84768), (240, 83002), (282, 70640), (376, 52980), (470, 42384), (480, 41501), (564, 35320), (705, 28256), (752, 26490), (883, 22560), (940, 21192), (1128, 17660), (1410, 14128), (1504, 13245), (1766, 11280), (1880, 10596), (2256, 8830), (2649, 7520), (2820, 7064), (3532, 5640), (3760, 5298), (4415, 4512)]