40219648

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 88

約数和(自身を含む): 95373824

約数和(自身を除く): 55154176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 181, 217, 224, 248, 256, 362, 434, 448, 496, 512, 724, 868, 896, 992, 1024, 1267, 1448, 1736, 1792, 1984, 2534, 2896, 3472, 3584, 3968, 5068, 5611, 5792, 6944, 7168, 7936, 10136, 11222, 11584, 13888, 15872, 20272, 22444, 23168, 27776, 31744, 39277, 40544, 44888, 46336, 55552, 78554, 81088, 89776, 92672, 111104, 157108, 162176, 179552, 185344, 222208, 314216, 324352, 359104, 628432, 648704, 718208, 1256864, 1297408, 1436416, 2513728, 2872832, 5027456, 5745664, 10054912, 20109824, 40219648]

約数ペア:

[(1, 40219648), (2, 20109824), (4, 10054912), (7, 5745664), (8, 5027456), (14, 2872832), (16, 2513728), (28, 1436416), (31, 1297408), (32, 1256864), (56, 718208), (62, 648704), (64, 628432), (112, 359104), (124, 324352), (128, 314216), (181, 222208), (217, 185344), (224, 179552), (248, 162176), (256, 157108), (362, 111104), (434, 92672), (448, 89776), (496, 81088), (512, 78554), (724, 55552), (868, 46336), (896, 44888), (992, 40544), (1024, 39277), (1267, 31744), (1448, 27776), (1736, 23168), (1792, 22444), (1984, 20272), (2534, 15872), (2896, 13888), (3472, 11584), (3584, 11222), (3968, 10136), (5068, 7936), (5611, 7168), (5792, 6944)]