40507936

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 91869120

約数和(自身を除く): 51361184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 556, 973, 1112, 1301, 1946, 2224, 2602, 3892, 4448, 5204, 7784, 9107, 10408, 15568, 18214, 20816, 31136, 36428, 41632, 72856, 145712, 180839, 291424, 361678, 723356, 1265873, 1446712, 2531746, 2893424, 5063492, 5786848, 10126984, 20253968, 40507936]

約数ペア:

[(1, 40507936), (2, 20253968), (4, 10126984), (7, 5786848), (8, 5063492), (14, 2893424), (16, 2531746), (28, 1446712), (32, 1265873), (56, 723356), (112, 361678), (139, 291424), (224, 180839), (278, 145712), (556, 72856), (973, 41632), (1112, 36428), (1301, 31136), (1946, 20816), (2224, 18214), (2602, 15568), (3892, 10408), (4448, 9107), (5204, 7784)]