401029456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{10607}}^1$

素因数の和:10771

約数の個数: 40

約数和(自身を含む): 828696960

約数和(自身を除く): 427667504

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 272, 278, 556, 1112, 2224, 2363, 4726, 9452, 10607, 18904, 21214, 37808, 42428, 84856, 169712, 180319, 360638, 721276, 1442552, 1474373, 2885104, 2948746, 5897492, 11794984, 23589968, 25064341, 50128682, 100257364, 200514728, 401029456]

約数ペア:

[(1, 401029456), (2, 200514728), (4, 100257364), (8, 50128682), (16, 25064341), (17, 23589968), (34, 11794984), (68, 5897492), (136, 2948746), (139, 2885104), (272, 1474373), (278, 1442552), (556, 721276), (1112, 360638), (2224, 180319), (2363, 169712), (4726, 84856), (9452, 42428), (10607, 37808), (18904, 21214)]