38357720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 91476000

約数和(自身を除く): 53118280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 769, 860, 1160, 1247, 1538, 1720, 2494, 3076, 3845, 4988, 6152, 6235, 7690, 9976, 12470, 15380, 22301, 24940, 30760, 33067, 44602, 49880, 66134, 89204, 111505, 132268, 165335, 178408, 223010, 264536, 330670, 446020, 661340, 892040, 958943, 1322680, 1917886, 3835772, 4794715, 7671544, 9589430, 19178860, 38357720]

約数ペア:

[(1, 38357720), (2, 19178860), (4, 9589430), (5, 7671544), (8, 4794715), (10, 3835772), (20, 1917886), (29, 1322680), (40, 958943), (43, 892040), (58, 661340), (86, 446020), (116, 330670), (145, 264536), (172, 223010), (215, 178408), (232, 165335), (290, 132268), (344, 111505), (430, 89204), (580, 66134), (769, 49880), (860, 44602), (1160, 33067), (1247, 30760), (1538, 24940), (1720, 22301), (2494, 15380), (3076, 12470), (3845, 9976), (4988, 7690), (6152, 6235)]