42749392

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20123

約数の個数: 40

約数和(自身を含む): 99646400

約数和(自身を除く): 56897008

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 20089, 40178, 80356, 140623, 160712, 281246, 321424, 381691, 562492, 763382, 1124984, 1526764, 2249968, 2671837, 3053528, 5343674, 6107056, 10687348, 21374696, 42749392]

約数ペア:

[(1, 42749392), (2, 21374696), (4, 10687348), (7, 6107056), (8, 5343674), (14, 3053528), (16, 2671837), (19, 2249968), (28, 1526764), (38, 1124984), (56, 763382), (76, 562492), (112, 381691), (133, 321424), (152, 281246), (266, 160712), (304, 140623), (532, 80356), (1064, 40178), (2128, 20089)]