20192166320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{88037}}^1$

素因数の和:88158

約数の個数: 80

約数和(自身を含む): 48732202368

約数和(自身を除く): 28540036048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 61, 80, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 752, 940, 976, 1220, 1880, 2440, 2867, 3760, 4880, 5734, 11468, 14335, 22936, 28670, 45872, 57340, 88037, 114680, 176074, 229360, 352148, 440185, 704296, 880370, 1408592, 1760740, 3521480, 4137739, 5370257, 7042960, 8275478, 10740514, 16550956, 20688695, 21481028, 26851285, 33101912, 41377390, 42962056, 53702570, 66203824, 82754780, 85924112, 107405140, 165509560, 214810280, 252402079, 331019120, 429620560, 504804158, 1009608316, 1262010395, 2019216632, 2524020790, 4038433264, 5048041580, 10096083160, 20192166320]

約数ペア:

[(1, 20192166320), (2, 10096083160), (4, 5048041580), (5, 4038433264), (8, 2524020790), (10, 2019216632), (16, 1262010395), (20, 1009608316), (40, 504804158), (47, 429620560), (61, 331019120), (80, 252402079), (94, 214810280), (122, 165509560), (188, 107405140), (235, 85924112), (244, 82754780), (305, 66203824), (376, 53702570), (470, 42962056), (488, 41377390), (610, 33101912), (752, 26851285), (940, 21481028), (976, 20688695), (1220, 16550956), (1880, 10740514), (2440, 8275478), (2867, 7042960), (3760, 5370257), (4880, 4137739), (5734, 3521480), (11468, 1760740), (14335, 1408592), (22936, 880370), (28670, 704296), (45872, 440185), (57340, 352148), (88037, 229360), (114680, 176074)]