1720923904

素因数分解:

$2^8\times 7^2\times {\mathrm{137191}}^1$

素因数の和:137221

約数の個数: 54

約数和(自身を含む): 3995991384

約数和(自身を除く): 2275067480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 137191, 274382, 548764, 960337, 1097528, 1920674, 2195056, 3841348, 4390112, 6722359, 7682696, 8780224, 13444718, 15365392, 17560448, 26889436, 30730784, 35120896, 53778872, 61461568, 107557744, 122923136, 215115488, 245846272, 430230976, 860461952, 1720923904]

約数ペア:

[(1, 1720923904), (2, 860461952), (4, 430230976), (7, 245846272), (8, 215115488), (14, 122923136), (16, 107557744), (28, 61461568), (32, 53778872), (49, 35120896), (56, 30730784), (64, 26889436), (98, 17560448), (112, 15365392), (128, 13444718), (196, 8780224), (224, 7682696), (256, 6722359), (392, 4390112), (448, 3841348), (784, 2195056), (896, 1920674), (1568, 1097528), (1792, 960337), (3136, 548764), (6272, 274382), (12544, 137191)]