40545568

素因数分解:

$2^5\times 7^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 91675584

約数和(自身を除く): 51130016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 317, 571, 634, 1142, 1268, 2219, 2284, 2536, 3997, 4438, 4568, 5072, 7994, 8876, 9136, 10144, 15988, 17752, 18272, 31976, 35504, 63952, 71008, 127904, 181007, 362014, 724028, 1267049, 1448056, 2534098, 2896112, 5068196, 5792224, 10136392, 20272784, 40545568]

約数ペア:

[(1, 40545568), (2, 20272784), (4, 10136392), (7, 5792224), (8, 5068196), (14, 2896112), (16, 2534098), (28, 1448056), (32, 1267049), (56, 724028), (112, 362014), (224, 181007), (317, 127904), (571, 71008), (634, 63952), (1142, 35504), (1268, 31976), (2219, 18272), (2284, 17752), (2536, 15988), (3997, 10144), (4438, 9136), (4568, 8876), (5072, 7994)]